diff --git a/windows-ad/populate_ad/README.md b/windows-ad/populate_ad/README.md
index 22bdd31..d61db59 100644
--- a/windows-ad/populate_ad/README.md
+++ b/windows-ad/populate_ad/README.md
@@ -1,3 +1,20 @@
 # Setup Active Directory Lab
 
 [Source](https://activedirectorypro.com/create-active-directory-test-environment/#requirments)
+
+
+```hcl
+# https://registry.terraform.io/providers/hashicorp/template/latest/docs/data-sources/file.html
+data "template_file" "init" {
+  template = "${file("populate_ad/run.ps1.tpl")}"
+
+  vars = {
+    forest_mode = ""
+    domain_mode = ""
+    domain_name = "${aws_instance.some.private_ip}"
+    domain_netbios_name = ""
+    safe_mode_password = ""
+    domain_admin_password = ""
+  }
+}
+```
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