diff --git a/app/build.gradle b/app/build.gradle
index f4afe28..889bef4 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -46,6 +46,9 @@ dependencies {
     implementation 'com.android.support:cardview-v7:27.0.2'
     implementation 'com.android.support:support-v4:27.0.2'
     compile 'com.android.support.constraint:constraint-layout:1.1.0-beta4'
+    compile 'com.squareup.retrofit2:retrofit:2.1.0'
+    compile 'com.google.code.gson:gson:2.6.2'
+    compile 'com.squareup.retrofit2:converter-gson:2.1.0'
     implementation 'com.android.support:design:27.0.2'
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'com.android.support.test:runner:1.0.1'
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 75f64a6..5d62988 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -2,6 +2,8 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
   package="com.djunicode.queuingapp">
 
+  <uses-permission android:name="android.permission.INTERNET"/>
+
   <supports-screens
     android:anyDensity="true"
     android:largeScreens="true"
diff --git a/app/src/main/java/com/djunicode/queuingapp/activity/LogInActivity.java b/app/src/main/java/com/djunicode/queuingapp/activity/LogInActivity.java
index a079bfe..29c7098 100644
--- a/app/src/main/java/com/djunicode/queuingapp/activity/LogInActivity.java
+++ b/app/src/main/java/com/djunicode/queuingapp/activity/LogInActivity.java
@@ -23,10 +23,18 @@
 import android.widget.Toast;
 import com.djunicode.queuingapp.R;
 import com.djunicode.queuingapp.SessionManagement.SessionManager;
+import com.djunicode.queuingapp.customClasses.HashingPassword;
 import com.djunicode.queuingapp.fragment.FindTeacherFragment;
 import com.djunicode.queuingapp.fragment.LogInStudentFragment;
 import com.djunicode.queuingapp.fragment.LogInTeacherFragment;
 import com.djunicode.queuingapp.fragment.SignUpTeacherFragment;
+import com.djunicode.queuingapp.model.Student;
+import com.djunicode.queuingapp.model.StudentForId;
+import com.djunicode.queuingapp.rest.ApiClient;
+import com.djunicode.queuingapp.rest.ApiInterface;
+import retrofit2.Call;
+import retrofit2.Callback;
+import retrofit2.Response;
 
 public class LogInActivity extends AppCompatActivity {
 
@@ -36,12 +44,16 @@ public class LogInActivity extends AppCompatActivity {
   private Spinner departmentSpinner, yearSpinner, batchSpinner;
   private TextView logInStudentTextView, logInTeacherTextView, signUpTeacherTextView;
   private CardView signUpStudentButton;
+  private String username, department, year, batch, SAPId, password; //Student's data to be send to server
   private TextInputLayout studentSignUpinputLayoutUsername, studentSignUpinputLayoutSAPId,
       studentSignUpinputLayoutPassword, studentSignUpinputLayoutDepartment,
       studentSignUpinputLayoutYear, batchSpinnerLayout;
   private SharedPreferences sp_student, sp_teacher;
   // Session Manager Class
   SessionManager session;
+  ApiInterface apiInterface;
+  private String salt, intermediate_password, hashed_password;
+  int idFromServer;
 
   @Override
   protected void onCreate(Bundle savedInstanceState) {
@@ -64,18 +76,14 @@ protected void onCreate(Bundle savedInstanceState) {
     logInTeacherTextView = (TextView) findViewById(R.id.logInTeacherTextView);
     signUpTeacherTextView = (TextView) findViewById(R.id.signUpTeacherTextView);
     signUpStudentButton = (CardView) findViewById(R.id.signUpStudentButton);
+    apiInterface = ApiClient.getClient().create(ApiInterface.class);
 
     //studentSignUpinputLayoutUsername.setError(getString(R.string.err_msg_username));
-
-    String username = usernameEditText.getText().toString();
-    String sapID = sapIDEditText.getText().toString();
-    String password = passwordEditText.getText().toString();
     sp_student = getSharedPreferences("Student",MODE_PRIVATE);
     sp_teacher = getSharedPreferences("Teacher",MODE_PRIVATE);
 
-    // To remove Locally stored variables remove the below comment
 
-    /*Editor editor_student = sp_student.edit();
+    Editor editor_student = sp_student.edit();
     Editor editor_teacher = sp_teacher.edit();
 
     editor_student.remove("student_username");
@@ -84,7 +92,7 @@ protected void onCreate(Bundle savedInstanceState) {
 
     editor_teacher.remove("teacher_username");
     editor_teacher.remove("teacher_password");
-    editor_teacher.commit();*/
+    editor_teacher.commit();
 
     //if SharedPreferences contains username and password then redirect to Home activity
     if(sp_student.contains("student_username") && sp_student.contains("student_password")){
@@ -97,7 +105,7 @@ protected void onCreate(Bundle savedInstanceState) {
 
       if(sp_teacher.contains("teacher_username") && sp_teacher.contains("teacher_password")){
         Toast.makeText(getApplicationContext(), "I got it!", Toast.LENGTH_SHORT).show();
-        Intent in = new Intent(this, TeacherScreenActivity.class);
+        Intent in = new Intent(this, StudentScreenActivity.class);
         // StudentScreenActivity just for demo till the time teacher fragments are not ready
         startActivity(in);
 
@@ -198,6 +206,14 @@ public void onClick(View v) {
       @Override
       public void onClick(View v) {
         if (validSignUp()) {
+          username = usernameEditText.getText().toString();
+          department = departmentSpinner.getSelectedItem().toString();
+          year = yearSpinner.getSelectedItem().toString();
+          batch = batchSpinner.getSelectedItem().toString();
+          SAPId = sapIDEditText.getText().toString();
+          password = passwordEditText.getText().toString();
+          hash_password(password); //Hash the password before sending it to the server
+          getIdForStudentFromUser();
           session.createLoginSession(usernameEditText.getText().toString(),
               passwordEditText.getText().toString());
           Intent intent = new Intent(LogInActivity.this, StudentScreenActivity.class);
@@ -225,6 +241,10 @@ private Boolean validSignUp () {
       return false;
     }
 
+    if (!validateBatch()) {
+      return false;
+    }
+
     if (!validateSAPId()) {
       return false;
     }
@@ -308,11 +328,63 @@ private boolean validateYear() {
     }
   }
 
+  private boolean validateBatch() {
+    if(batchSpinner.getSelectedItemPosition() == 0) {
+      batchSpinnerLayout.setError(getString(R.string.err_msg_batch));
+      return false;
+    }
+    else {
+      batchSpinnerLayout.setError("");
+      return true;
+    }
+  }
+
   private void requestFocus(View view) {
     if (view.requestFocus()) {
       getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
     }
   }
 
+  private void sendDataToServer(int id) {
+    Log.i("id", Integer.toString(id));
+    Call<Student> call = apiInterface.createStudentAccount(id, username, SAPId, department, year, batch);
+    call.enqueue(new Callback<Student>() {
+      @Override
+      public void onResponse(Call<Student> call, Response<Student> response) {
+//        Log.i("student", response.body().toString());
+      }
+
+      @Override
+      public void onFailure(Call<Student> call, Throwable t) {
+
+      }
+    });
+  }
+
+  private void hash_password (String password) {
+
+    HashingPassword hashingPassword = new HashingPassword();
+    salt = hashingPassword.generate_salt();
+    intermediate_password = password + salt;
+    hashed_password = hashingPassword.hash_the_password(intermediate_password);
+  }
+
+  private void getIdForStudentFromUser () {
+    Call<StudentForId> call = apiInterface.getId(username, hashed_password);
+    call.enqueue(new Callback<StudentForId>() {
+      @Override
+      public void onResponse(Call<StudentForId> call, Response<StudentForId> response) {
+        Log.i("idFromServer", Integer.toString(response.body().getId()));
+        sendDataToServer(response.body().getId());
+
+      }
+
+      @Override
+      public void onFailure(Call<StudentForId> call, Throwable t) {
+
+      }
+    });
+
+  }
 
-}
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/djunicode/queuingapp/customClasses/HashingPassword.java b/app/src/main/java/com/djunicode/queuingapp/customClasses/HashingPassword.java
new file mode 100644
index 0000000..9ef5347
--- /dev/null
+++ b/app/src/main/java/com/djunicode/queuingapp/customClasses/HashingPassword.java
@@ -0,0 +1,52 @@
+package com.djunicode.queuingapp.customClasses;
+
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+
+/**
+ * Created by DELL_PC on 23-01-2018.
+ */
+
+public class HashingPassword {
+
+  private static final String ALPHA_NUMERIC_STRING = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
+  public String generate_salt() {
+    int count = 16;
+    StringBuilder builder = new StringBuilder();
+    while (count-- != 0) {
+      int character = (int)(Math.random()*ALPHA_NUMERIC_STRING.length());
+      builder.append(ALPHA_NUMERIC_STRING.charAt(character));
+    }
+    return builder.toString();
+  }
+
+  public String hash_the_password(String input) {
+    StringBuilder hash = new StringBuilder();
+
+    try {
+      MessageDigest sha = MessageDigest.getInstance("SHA-1");
+      byte[] hashedBytes = sha.digest(input.getBytes());
+      char[] digits = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
+          'a', 'b', 'c', 'd', 'e', 'f' };
+      for (int idx = 0; idx < hashedBytes.length; ++idx) {
+        byte b = hashedBytes[idx];
+        hash.append(digits[(b & 0xf0) >> 4]);
+        hash.append(digits[b & 0x0f]);
+      }
+    } catch (NoSuchAlgorithmException e) {
+      // handle error here.
+    }
+
+    return hash.toString();
+  }
+
+  public boolean isExpectedPassword(String password, String salt, String expectedHash) {
+    String fina = password + salt;
+    String s = hash_the_password(fina);
+    if(s.equals(expectedHash))
+      return true;
+    else
+      return false;
+  }
+
+}
diff --git a/app/src/main/java/com/djunicode/queuingapp/customClasses/TeacherTimerTask.java b/app/src/main/java/com/djunicode/queuingapp/customClasses/TeacherTimerTask.java
new file mode 100644
index 0000000..7f5dd9b
--- /dev/null
+++ b/app/src/main/java/com/djunicode/queuingapp/customClasses/TeacherTimerTask.java
@@ -0,0 +1,38 @@
+package com.djunicode.queuingapp.customClasses;
+
+import android.util.Log;
+import com.djunicode.queuingapp.model.LocationTeacher;
+import com.djunicode.queuingapp.rest.ApiClient;
+import com.djunicode.queuingapp.rest.ApiInterface;
+import java.util.TimerTask;
+import retrofit2.Call;
+import retrofit2.Callback;
+import retrofit2.Response;
+
+/**
+ * Created by DELL_PC on 23-01-2018.
+ */
+
+public class TeacherTimerTask extends TimerTask{
+
+  ApiInterface apiInterface = ApiClient.getClient().create(ApiInterface.class);
+  int i = 19;
+
+  @Override
+  public void run() {
+
+    Call<LocationTeacher> call = apiInterface.deleteTeacherLocation(i);
+    call.enqueue(new Callback<LocationTeacher>() {
+      @Override
+      public void onResponse(Call<LocationTeacher> call, Response<LocationTeacher> response) {
+        Log.i("Info", "Deleted");
+      }
+
+      @Override
+      public void onFailure(Call<LocationTeacher> call, Throwable t) {
+        Log.i("Info", "Deletion failed");
+      }
+    });
+
+  }
+}
diff --git a/app/src/main/java/com/djunicode/queuingapp/fragment/FindTeacherFragment.java b/app/src/main/java/com/djunicode/queuingapp/fragment/FindTeacherFragment.java
index 5c51ee5..6514bc1 100644
--- a/app/src/main/java/com/djunicode/queuingapp/fragment/FindTeacherFragment.java
+++ b/app/src/main/java/com/djunicode/queuingapp/fragment/FindTeacherFragment.java
@@ -7,6 +7,7 @@
 import android.os.Bundle;
 import android.support.v4.app.Fragment;
 import android.support.v7.widget.CardView;
+import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.View.OnClickListener;
@@ -19,6 +20,12 @@
 import android.widget.Toast;
 import com.djunicode.queuingapp.R;
 import com.djunicode.queuingapp.activity.SightedTeacherActivity;
+import com.djunicode.queuingapp.model.LocationTeacher;
+import com.djunicode.queuingapp.rest.ApiClient;
+import com.djunicode.queuingapp.rest.ApiInterface;
+import retrofit2.Call;
+import retrofit2.Callback;
+import retrofit2.Response;
 
 /**
  * A simple {@link Fragment} subclass.
@@ -27,6 +34,8 @@ public class FindTeacherFragment extends Fragment {
 
   private Spinner subjectSpinner, teacherSpinner;
   private CardView findTeacherButton, sightedTeacherButton;
+  ApiInterface apiInterface;
+
 
   public FindTeacherFragment() {
     // Required empty public constructor
@@ -46,6 +55,7 @@ public View onCreateView(LayoutInflater inflater, ViewGroup container,
     teacherSpinner = (Spinner) view.findViewById(R.id.teacherSpinner);
     findTeacherButton = (CardView) view.findViewById(R.id.findTeacherButton);
     sightedTeacherButton = (CardView) view.findViewById(R.id.sightedTeacherButton);
+    apiInterface = ApiClient.getClient().create(ApiInterface.class);
 
     ArrayAdapter<String> adapter = new ArrayAdapter<String>(getContext(),
         android.R.layout.simple_spinner_dropdown_item, array);
@@ -74,7 +84,7 @@ public void onNothingSelected(AdapterView<?> parent) {
     findTeacherButton.setOnClickListener(new OnClickListener() {
       @Override
       public void onClick(View v) {
-        if(teacherSpinner.getSelectedItemPosition() != 0){
+        /*if(teacherSpinner.getSelectedItemPosition() != 0){
           String location = "Prof. " + teacherSpinner.getSelectedItem().toString() +
               " is in the staff lounge.";
           AlertDialog.Builder builder = new Builder(getActivity());
@@ -82,8 +92,44 @@ public void onClick(View v) {
               .setPositiveButton("OK", null)
               .show();
         }
+        else
+          Toast.makeText(getContext(), "Please Select a teacher!", Toast.LENGTH_SHORT).show();*/
+        if(teacherSpinner.getSelectedItemPosition() != 0) {
+          int i = 22;
+          Call<LocationTeacher> call = apiInterface.getTeacherLocation(i);
+          call.enqueue(new Callback<LocationTeacher>() {
+            @Override
+            public void onResponse(Call<LocationTeacher> call, Response<LocationTeacher> response) {
+            /*Log.i("Id", response.body().getId().toString());
+            Log.i("Floor", response.body().getFloor().toString());
+            Log.i("Department", response.body().getDepartment());
+            Log.i("Room", response.body().getRoom());
+            Log.i("Updated At", response.body().getUpdated_at());*/
+              String location =  "Prof. " + teacherSpinner.getSelectedItem().toString() +
+                  "is at " + response.body().getFloor().toString() + "floor's " + response.body().getDepartment()
+                  + "department and " + response.body().getRoom() + "room.";
+              AlertDialog.Builder builder = new Builder(getActivity());
+              builder.setMessage(location)
+                  .setPositiveButton("OK", null)
+                  .show();
+            }
+
+            @Override
+            public void onFailure(Call<LocationTeacher> call, Throwable t) {
+              if(t != null) {
+                Log.i("info: ", t.getMessage());
+              }
+              else {
+                Log.i("info: ", "failed");
+              }
+            }
+          });
+
+        }
+
         else
           Toast.makeText(getContext(), "Please Select a teacher!", Toast.LENGTH_SHORT).show();
+
       }
     });
 
@@ -97,4 +143,4 @@ public void onClick(View v) {
 
     return view;
   }
-}
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/djunicode/queuingapp/fragment/LogInStudentFragment.java b/app/src/main/java/com/djunicode/queuingapp/fragment/LogInStudentFragment.java
index 0e739b2..7c81824 100644
--- a/app/src/main/java/com/djunicode/queuingapp/fragment/LogInStudentFragment.java
+++ b/app/src/main/java/com/djunicode/queuingapp/fragment/LogInStudentFragment.java
@@ -126,7 +126,7 @@ private boolean validatePassword() {
   }
 
   private boolean validMatch() {
-    if(sapIdLogInEditText.getText().toString().equals("dhruv") &&
+    if(sapIdLogInEditText.getText().toString().equals("60004160006") &&
         passwordLogInEditText.getText().toString().equals("demopass")) {
 
       return true;
diff --git a/app/src/main/java/com/djunicode/queuingapp/fragment/LogInTeacherFragment.java b/app/src/main/java/com/djunicode/queuingapp/fragment/LogInTeacherFragment.java
index c4b7871..bcdfb3c 100644
--- a/app/src/main/java/com/djunicode/queuingapp/fragment/LogInTeacherFragment.java
+++ b/app/src/main/java/com/djunicode/queuingapp/fragment/LogInTeacherFragment.java
@@ -120,7 +120,7 @@ private boolean validatePassword() {
   }
 
   private boolean validMatch() {
-    if(sapIdLogInTeacherEditText.getText().toString().equals("dhruv") &&
+    if(sapIdLogInTeacherEditText.getText().toString().equals("60004160006") &&
         passwordLogInTeacherEditText.getText().toString().equals("demopass")) {
 
       return true;
diff --git a/app/src/main/java/com/djunicode/queuingapp/fragment/TeacherLocationFragment.java b/app/src/main/java/com/djunicode/queuingapp/fragment/TeacherLocationFragment.java
index a1fbbcd..f93b047 100644
--- a/app/src/main/java/com/djunicode/queuingapp/fragment/TeacherLocationFragment.java
+++ b/app/src/main/java/com/djunicode/queuingapp/fragment/TeacherLocationFragment.java
@@ -5,6 +5,7 @@
 import android.os.Bundle;
 import android.support.design.widget.FloatingActionButton;
 import android.support.v4.app.Fragment;
+import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.View.OnClickListener;
@@ -16,7 +17,16 @@
 import android.widget.Spinner;
 import android.widget.Toast;
 import com.djunicode.queuingapp.R;
+import com.djunicode.queuingapp.customClasses.TeacherTimerTask;
+import com.djunicode.queuingapp.model.LocationTeacher;
 import com.djunicode.queuingapp.model.RecentEvents;
+import com.djunicode.queuingapp.rest.ApiClient;
+import com.djunicode.queuingapp.rest.ApiInterface;
+
+import java.util.Timer;
+import retrofit2.Call;
+import retrofit2.Callback;
+import retrofit2.Response;
 
 /**
  * A simple {@link Fragment} subclass.
@@ -27,6 +37,7 @@ public class TeacherLocationFragment extends Fragment {
   private FloatingActionButton locationUpdateFab;
   public static boolean locationUpdated = false;
   public static String locationString;
+  ApiInterface apiInterface;
 
   public TeacherLocationFragment() {
     // Required empty public constructor
@@ -38,6 +49,11 @@ public View onCreateView(LayoutInflater inflater, ViewGroup container,
       Bundle savedInstanceState) {
     // Inflate the layout for this fragment
     View view = inflater.inflate(R.layout.fragment_teacher_location, container, false);
+    apiInterface = ApiClient.getClient().create(ApiInterface.class);
+
+    TeacherTimerTask timerTask = new TeacherTimerTask();
+    Timer t = new Timer();
+    t.schedule(timerTask, 6000,360000);
 
     String[] array = {"Select", "one", "two", "three", "four", "five", "six", "seven", "eight",
         "nine", "ten"};
@@ -134,10 +150,32 @@ public void onClick(View v) {
             Toast.makeText(getContext(), "Created new event!", Toast.LENGTH_SHORT).show();
           }
         }
+        Toast.makeText(getContext(), "Clicked!", Toast.LENGTH_LONG).show();
+        Call<LocationTeacher> call = apiInterface.sendTeacherLocation(6, "Comps", "60");
+        call.enqueue(new Callback<LocationTeacher>() {
+          @Override
+          public void onResponse(Call<LocationTeacher> call, Response<LocationTeacher> response) {
+            Log.i("Id", response.body().getId().toString());
+            Log.i("Floor", response.body().getFloor().toString());
+            Log.i("Department", response.body().getDepartment().toString());
+            Log.i("Room", response.body().getRoom().toString());
+            Log.i("Updated At", response.body().getUpdated_at().toString());
+          }
+
+          @Override
+          public void onFailure(Call<LocationTeacher> call, Throwable t) {
+            if(t != null) {
+              int i = Log.i("info: ", t.getMessage());
+            }
+            else {
+              Log.i("info: ", "failed");
+            }
+          }
+        });
       }
     });
 
     return view;
   }
 
-}
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/djunicode/queuingapp/model/LocationTeacher.java b/app/src/main/java/com/djunicode/queuingapp/model/LocationTeacher.java
new file mode 100644
index 0000000..01d9737
--- /dev/null
+++ b/app/src/main/java/com/djunicode/queuingapp/model/LocationTeacher.java
@@ -0,0 +1,55 @@
+package com.djunicode.queuingapp.model;
+
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+/**
+ * Created by DELL_PC on 13-01-2018.
+ */
+
+public class LocationTeacher {
+
+  @SerializedName("id")
+  public Integer id;
+
+  @SerializedName("floor")
+  public Integer floor;
+
+  @SerializedName("department")
+  public String department;
+
+  @SerializedName("room")
+  public String room;
+
+  @SerializedName("updated_at")
+  public String updated_at;
+
+
+  public LocationTeacher(Integer id, Integer floor, String department, String room, String updated_at) {
+    this.id = id;
+    this.floor = floor;
+    this.department = department;
+    this.room = room;
+    this.updated_at = updated_at;
+  }
+
+  public Integer getId() {
+    return id;
+  }
+
+  public Integer getFloor() {
+    return floor;
+  }
+
+  public String getDepartment() {
+    return department;
+  }
+
+  public String getRoom() {
+    return room;
+  }
+
+  public String getUpdated_at() {
+    return updated_at;
+  }
+}
diff --git a/app/src/main/java/com/djunicode/queuingapp/model/Student.java b/app/src/main/java/com/djunicode/queuingapp/model/Student.java
new file mode 100644
index 0000000..657b308
--- /dev/null
+++ b/app/src/main/java/com/djunicode/queuingapp/model/Student.java
@@ -0,0 +1,39 @@
+package com.djunicode.queuingapp.model;
+
+/**
+ * Created by DELL_PC on 09-01-2018.
+ */
+
+import com.google.gson.annotations.SerializedName;
+
+
+public class Student {
+
+  @SerializedName("user")
+  public int user;
+  @SerializedName("name")
+  public String name;
+  @SerializedName("department")
+  public String department;
+  @SerializedName("year")
+  public String year;
+  @SerializedName("batch")
+  public String batch;
+  @SerializedName("sapID")
+  public String sapID;
+//  @SerializedName("password")
+//  public String password;
+
+  public Student(int user, String name, String department, String year, String batch,
+      String sapID, String password)   {
+    this.user = user;
+    this.name = name;
+    this.department = department;
+    this.year = year;
+    this.batch = batch;
+    this.sapID = sapID;
+//    this.password = password;
+  }
+
+}
+
diff --git a/app/src/main/java/com/djunicode/queuingapp/model/StudentForId.java b/app/src/main/java/com/djunicode/queuingapp/model/StudentForId.java
new file mode 100644
index 0000000..c85810d
--- /dev/null
+++ b/app/src/main/java/com/djunicode/queuingapp/model/StudentForId.java
@@ -0,0 +1,51 @@
+package com.djunicode.queuingapp.model;
+
+import com.google.gson.annotations.SerializedName;
+
+/**
+ * Created by DELL_PC on 24-01-2018.
+ */
+
+public class StudentForId {
+
+  @SerializedName("username")
+  public String username;
+  @SerializedName("password")
+  public String password;
+  //    @SerializedName("salt")
+//    public String salt;
+  @SerializedName("id")
+  public Integer id;
+//    @SerializedName("created_at")
+//    public String updated_at;
+
+
+  public StudentForId(String username, String password, String salt, Integer id, String created_at) {
+    this.id = id;
+    this.username = username;
+    this.password = password;
+//        this.salt = salt;
+//        this.updated_at = created_at;
+  }
+
+  public Integer getId() {
+    return id;
+  }
+
+  public String getUsername() {
+    return username;
+  }
+
+  public String getPassword() {
+    return password;
+  }
+
+//    public String getSalt() {
+//        return salt;
+//    }
+//
+//    public String getCreated_at() {
+//        return updated_at;
+//    }
+
+}
diff --git a/app/src/main/java/com/djunicode/queuingapp/rest/ApiClient.java b/app/src/main/java/com/djunicode/queuingapp/rest/ApiClient.java
new file mode 100644
index 0000000..897954c
--- /dev/null
+++ b/app/src/main/java/com/djunicode/queuingapp/rest/ApiClient.java
@@ -0,0 +1,22 @@
+package com.djunicode.queuingapp.rest;
+
+
+import retrofit2.Retrofit;
+import retrofit2.converter.gson.GsonConverterFactory;
+
+/**
+ * Created by DELL_PC on 09-01-2018.
+ */
+
+public class ApiClient {
+
+  private static Retrofit retrofit = null;
+
+  public static Retrofit getClient () {
+    retrofit = new Retrofit.Builder()
+        .baseUrl("http://192.168.0.100:8000/")
+        .addConverterFactory(GsonConverterFactory.create())
+        .build();
+    return retrofit;
+  }
+}
diff --git a/app/src/main/java/com/djunicode/queuingapp/rest/ApiInterface.java b/app/src/main/java/com/djunicode/queuingapp/rest/ApiInterface.java
new file mode 100644
index 0000000..ac3053f
--- /dev/null
+++ b/app/src/main/java/com/djunicode/queuingapp/rest/ApiInterface.java
@@ -0,0 +1,44 @@
+package com.djunicode.queuingapp.rest;
+
+import com.djunicode.queuingapp.model.LocationTeacher;
+import com.djunicode.queuingapp.model.Student;
+import com.djunicode.queuingapp.model.StudentForId;
+import retrofit2.Call;
+import retrofit2.http.Body;
+import retrofit2.http.DELETE;
+import retrofit2.http.Field;
+import retrofit2.http.FormUrlEncoded;
+import retrofit2.http.GET;
+import retrofit2.http.POST;
+import retrofit2.http.PUT;
+import retrofit2.http.Path;
+import retrofit2.http.Query;
+
+/**
+ * Created by DELL_PC on 09-01-2018.
+ */
+
+public interface ApiInterface {
+
+  @FormUrlEncoded
+  @POST("queues/student/")
+  Call<Student> createStudentAccount (@Field("user") int user_id, @Field("name") String username,
+      @Field("sapID") String sapId, @Field("department") String department,
+      @Field("year") String year, @Field("batch") String batch);
+
+  @FormUrlEncoded
+  @POST("queues/users/")
+  Call<StudentForId> getId (@Field("username") String username, @Field("password") String password);
+
+  @FormUrlEncoded
+  @POST("queues/")
+  Call<LocationTeacher> sendTeacherLocation (@Field("floor") Integer floor,
+      @Field("department") String department, @Field("room") String room);
+
+  @GET("queues/{id}/")
+  Call<LocationTeacher> getTeacherLocation (@Path("id") int id);
+
+  @DELETE("queues/{id}/")
+  Call<LocationTeacher> deleteTeacherLocation (@Path("id") int id);
+
+}
diff --git a/app/src/main/res/layout-sw320dp/activity_log_in.xml b/app/src/main/res/layout-sw320dp/activity_log_in.xml
index 09d7c3c..440c090 100644
--- a/app/src/main/res/layout-sw320dp/activity_log_in.xml
+++ b/app/src/main/res/layout-sw320dp/activity_log_in.xml
@@ -101,7 +101,6 @@
             android:layout_marginTop="30dp"
             android:entries="@array/batch_array"
             android:theme="@style/Base.ThemeOverlay.AppCompat.Dark"/>
-
         </android.support.design.widget.TextInputLayout>
 
         <android.support.design.widget.TextInputLayout
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index dc0225b..5fd9e24 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -24,6 +24,7 @@
   <string name="err_msg_password">Enter the password</string>
   <string name="err_msg_password_inappropriate_length">Password should be at least 5 characters</string>
   <string name="err_msg_username_password_dont_match">Username and password does not match</string>
+  <string name="err_msg_batch">Enter your batch</string>
   <string name="err_msg_department">Enter your department</string>
   <string name="err_msg_year">Enter your year</string>