diff --git a/modules/scenarios/main.tf b/modules/scenarios/main.tf
index b70c722..78a19e2 100644
--- a/modules/scenarios/main.tf
+++ b/modules/scenarios/main.tf
@@ -61,7 +61,7 @@ module "vpc" {
   enable_vpn_gateway = false
 
   tags = {
-    Terraform   = "true"
+    ManagedBy   = "Terraform"
     Environment = "development"
   }
 }
diff --git a/modules/scenarios/memory-optimization/monitoring.tf b/modules/scenarios/memory-optimization/monitoring.tf
index 7657d3f..d247eb9 100644
--- a/modules/scenarios/memory-optimization/monitoring.tf
+++ b/modules/scenarios/memory-optimization/monitoring.tf
@@ -23,7 +23,7 @@ resource "aws_cloudwatch_metric_alarm" "high_memory_utilization" {
   namespace           = "AWS/ECS"
   period              = "300"  # 5 minutes for cost optimization
   statistic           = "Average"
-  threshold           = "80"
+  threshold           = "85"
   alarm_description   = "This metric monitors ECS memory utilization - WILL FIRE when containers run out of memory"
   alarm_actions       = [aws_sns_topic.alerts[0].arn]
   ok_actions          = [aws_sns_topic.alerts[0].arn]
diff --git a/modules/scenarios/memory-optimization/networking.tf b/modules/scenarios/memory-optimization/networking.tf
index 488c826..75fa9c5 100644
--- a/modules/scenarios/memory-optimization/networking.tf
+++ b/modules/scenarios/memory-optimization/networking.tf
@@ -40,7 +40,7 @@ resource "aws_lb_target_group" "app" {
     healthy_threshold   = 2
     unhealthy_threshold = 2
     timeout             = 5
-    interval            = 30
+    interval            = 60
     path                = "/"
     matcher             = "200"
     port                = "traffic-port"
@@ -49,7 +49,7 @@ resource "aws_lb_target_group" "app" {
 
   tags = merge(local.common_tags, {
     Name        = "${local.name_prefix}-tg"
-    Description = "Target group with ${var.deregistration_delay}s deregistration - NO TIME FOR ROLLBACK"
+    Description = "Target group with ${var.deregistration_delay}s deregistration - minimal rollback window"
     
     # Risk warning tags
     "risk:deregistration-delay"    = "${var.deregistration_delay}s"
diff --git a/modules/scenarios/memory-optimization/variables.tf b/modules/scenarios/memory-optimization/variables.tf
index 54ef1b4..dc3e737 100644
--- a/modules/scenarios/memory-optimization/variables.tf
+++ b/modules/scenarios/memory-optimization/variables.tf
@@ -76,13 +76,13 @@ variable "days_since_last_memory_change" {
 variable "java_heap_size_mb" {
   description = "Java heap size in MB (this is the trap - app is configured with -Xmx1536m)"
   type        = number
-  default     = 1536
+  default     = 1024
 }
 
 variable "enable_container_insights" {
   description = "Enable CloudWatch Container Insights for the ECS cluster"
   type        = bool
-  default     = false  # Disabled for cost optimization
+  default     = true  # Enabled for better monitoring
 }
 
 variable "health_check_grace_period" {