+
+.. This work is licensed under a Creative Commons Attribution 4.0 International License.
+.. http://creativecommons.org/licenses/by/4.0
+
+*******************************
+Feature: Control Loop Frankfurt
+*******************************
+
+.. contents::
+ :depth: 3
+
+Summary
+^^^^^^^
+
+The "controlloop-frankfurt" feature enables the "frankfurt" controller in a PDP-D.
+The "frankfurt" controller supports the official ONAP use cases for Frankfurt.
+
+.. note::
+ This feature is enabled by default vs the usecases controller which will be deprecated. In the Guilin release we will
+ be renaming this feature back to usecases.
+
+Usage
+^^^^^
+
+The feature is enabled by default. The lifecycle "enabled" property can be toggled with
+the "features" command line tool.
+
+ .. code-block:: bash
+ :caption: PDPD Features Command
+
+ policy stop
+
+ features disable controlloop-frankfurt # enable/disable toggles the activation of the feature.
+
+ policy start
+
+End of Document