diff --git a/demo-4/instance.tf b/demo-4/instance.tf
new file mode 100644
index 0000000..2623cd0
--- /dev/null
+++ b/demo-4/instance.tf
@@ -0,0 +1,10 @@
+resource "aws_instance" "example" {
+  ami = "${lookup(var.AMIS, var.AWS_REGION)}"
+  instance_type = "t2.micro"
+  provisioner "local-exec" {
+     command = "echo ${aws_instance.example.private_ip} >> private_ips.txt"
+  }
+}
+output "ip" {
+    value = "${aws_instance.example.public_ip}"
+}
diff --git a/demo-4/provider.tf b/demo-4/provider.tf
new file mode 100644
index 0000000..9f26b63
--- /dev/null
+++ b/demo-4/provider.tf
@@ -0,0 +1,6 @@
+provider "aws" {
+    access_key = "${var.AWS_ACCESS_KEY}"
+    secret_key = "${var.AWS_SECRET_KEY}"
+    region = "${var.AWS_REGION}"
+}
+
diff --git a/demo-4/state.tf b/demo-4/state.tf
new file mode 100644
index 0000000..fa8adb0
--- /dev/null
+++ b/demo-4/state.tf
@@ -0,0 +1,10 @@
+data "terraform_remote_state" "aws-state" {
+    backend = "s3"
+    config {
+        bucket = "terraform-state-f29c5"
+        key = "terraform.tfstate"
+    	access_key = "${var.AWS_ACCESS_KEY}"
+    	secret_key = "${var.AWS_SECRET_KEY}"
+    	region = "${var.AWS_REGION}"
+    }
+}
diff --git a/demo-4/vars.tf b/demo-4/vars.tf
new file mode 100644
index 0000000..2138359
--- /dev/null
+++ b/demo-4/vars.tf
@@ -0,0 +1,13 @@
+variable "AWS_ACCESS_KEY" {}
+variable "AWS_SECRET_KEY" {}
+variable "AWS_REGION" {
+  default = "eu-west-1"
+}
+variable "AMIS" {
+  type = "map"
+  default = {
+    us-east-1 = "ami-13be557e"
+    us-west-2 = "ami-06b94666"
+    eu-west-1 = "ami-844e0bf7"
+  }
+}