diff --git a/examples/profile/profile.go b/examples/profile/profile.go
index 17a1768..b3bdec9 100644
--- a/examples/profile/profile.go
+++ b/examples/profile/profile.go
@@ -5,10 +5,11 @@ import (
 	"context"
 	"flag"
 	"fmt"
-	spotifyauth "github.com/zmb3/spotify/v2/auth"
 	"log"
 	"os"
 
+	spotifyauth "github.com/zmb3/spotify/v2/auth"
+
 	"golang.org/x/oauth2/clientcredentials"
 
 	"github.com/zmb3/spotify/v2"
@@ -39,7 +40,7 @@ func main() {
 
 	httpClient := spotifyauth.New().Client(ctx, token)
 	client := spotify.New(httpClient)
-	user, err := client.GetUsersPublicProfile(ctx, spotify.ID(*userID))
+	user, err := client.GetUsersPublicProfile(ctx, *userID)
 	if err != nil {
 		fmt.Fprintln(os.Stderr, err.Error())
 		return
diff --git a/playlist.go b/playlist.go
index ea4be90..cfe0246 100644
--- a/playlist.go
+++ b/playlist.go
@@ -363,7 +363,7 @@ type TrackToRemove struct {
 
 // NewTrackToRemove creates a new TrackToRemove object with the specified
 // track ID and playlist locations.
-func NewTrackToRemove(trackID string, positions []int) TrackToRemove {
+func NewTrackToRemove(trackID ID, positions []int) TrackToRemove {
 	return TrackToRemove{
 		URI:       fmt.Sprintf("spotify:track:%s", trackID),
 		Positions: positions,
diff --git a/show.go b/show.go
index b3a5955..1fffe12 100644
--- a/show.go
+++ b/show.go
@@ -190,8 +190,8 @@ func (c *Client) GetShow(ctx context.Context, id ID, opts ...RequestOption) (*Fu
 // GetShowEpisodes retrieves paginated episode information about a specific show..
 // API reference: https://developer.spotify.com/documentation/web-api/reference/#endpoint-get-a-shows-episodes
 // Supported options: Market, Limit, Offset
-func (c *Client) GetShowEpisodes(ctx context.Context,  id string, opts ...RequestOption) (*SimpleEpisodePage, error) {
-	spotifyURL := c.baseURL + "shows/" + id + "/episodes"
+func (c *Client) GetShowEpisodes(ctx context.Context, id ID, opts ...RequestOption) (*SimpleEpisodePage, error) {
+	spotifyURL := c.baseURL + "shows/" + string(id) + "/episodes"
 	if params := processOptions(opts...).urlParams.Encode(); params != "" {
 		spotifyURL += "?" + params
 	}
diff --git a/user.go b/user.go
index 76ef603..80e660f 100644
--- a/user.go
+++ b/user.go
@@ -56,7 +56,7 @@ type PrivateUser struct {
 
 // GetUsersPublicProfile gets public profile information about a
 // Spotify User.  It does not require authentication.
-func (c *Client) GetUsersPublicProfile(ctx context.Context, userID ID) (*User, error) {
+func (c *Client) GetUsersPublicProfile(ctx context.Context, userID string) (*User, error) {
 	spotifyURL := c.baseURL + "users/" + string(userID)
 
 	var user User