diff --git a/a2cps_cms/src/taccsite_custom/a2cps-cms/README.md b/a2cps_cms/src/taccsite_custom/a2cps-cms/README.md
new file mode 100644
index 00000000..8be696f7
--- /dev/null
+++ b/a2cps_cms/src/taccsite_custom/a2cps-cms/README.md
@@ -0,0 +1,3 @@
+# Core-CMS-Resources - Deprecated Templates
+
+See [../../docs/upgrade-project.md](../../docs/upgrade-project.md).
diff --git a/demdata_cms/src/taccsite_custom/demdata-cms/README.md b/demdata_cms/src/taccsite_custom/demdata-cms/README.md
new file mode 100644
index 00000000..8be696f7
--- /dev/null
+++ b/demdata_cms/src/taccsite_custom/demdata-cms/README.md
@@ -0,0 +1,3 @@
+# Core-CMS-Resources - Deprecated Templates
+
+See [../../docs/upgrade-project.md](../../docs/upgrade-project.md).
diff --git a/docs/port-project.md b/docs/port-project.md
index bd7d310b..ed3a224c 100644
--- a/docs/port-project.md
+++ b/docs/port-project.md
@@ -83,6 +83,10 @@ Then:
     +   ('custom-project-dir/templates/fullwidth.html', 'DEPRECATED Full Width'),
     ```
 
+4. Finally, **only after deploy**:
+    1. Change template of every page on project to **not** use deprecated template.
+    2. Remove its deprecated templates from repository.
+
 #### Expects CSS Build Step
 
 **If** the custom project directory expects CSS build step e.g. has