diff --git a/terraform/aws-vpc/README.md b/terraform/aws-vpc/README.md
index e05f44c..984d316 100644
--- a/terraform/aws-vpc/README.md
+++ b/terraform/aws-vpc/README.md
@@ -12,10 +12,21 @@ These config will create the following resources on AWS. The VPC CIDR is hard-co
 These are required variables, which can be set in terraform.tfvars
 
 ```
+# general variables
+resource_prefix = "unspecified"
+globalTags {
+	"Environment"      = "KFLAB"
+    "TerraformiCliVersion" = "0.12.24"
+    "TerraformMode" = "InitialDeploymentOnly"
+    "Ticket" = "NotApplicable"
+}
+
+# aws provider variables
 aws_access_key = "redacted"
 aws_secret_key = "redacted"
-aws_region = "ap-southeast-1"
-resource_prefix = "project1-dev"
+aws_region = "ap-east-1"
+resource_prefix = "kflab-dev"
+
 ```
 
 ## Revision notes
diff --git a/terraform/aws-vpc/vpc-subnets.tf b/terraform/aws-vpc/vpc-subnets.tf
index 067cb86..2daf66b 100644
--- a/terraform/aws-vpc/vpc-subnets.tf
+++ b/terraform/aws-vpc/vpc-subnets.tf
@@ -1,30 +1,14 @@
-/* Hard coded values
-DPTicket tag
-Terraform version
-VPC name tag
-VPC CIDR
-Subnet octets
-*/
+variable "globalTags" {
+  type = "map"
+  default {}
+}
+
+variable "resource_prefix" {}
 
 terraform {
   required_version = ">= 0.9.9"
 }
 
-variable "globalTags" {
-  type = "map"
-
-  default {
-    "Environment"      = "KFLAB"
-    "TerraformiCliVersion" = "0.12.24"
-    "TerraformMode" = "InitialDeploymentOnly"
-    "Ticket" = "NotApplicable"
-  }
-}
-
-variable "resource_prefix" {
-  default = "unspecified"
-}
-
 # VPC
 resource "aws_vpc" "tf-vpc1" {
   cidr_block = "10.10.0.0/16"