[17.0][IMP] fieldservice_activity: improve Readme Usage.

fieldservice_activity/readme/USAGE.md

@@ -1,7 +1,29 @@
-To use this module, you need to:
+## Activities in a FSM Order
 
-- Go to Field Service
-- Create or select an FSM Order
-- Add as many Activites as needed
-- Alternatively, add Activites to a Template
-- Add Template to FSM Order, Activites will be copied over
+- Go to **Field Service** application.
+- Create or select an FSM Order.
+- Under the tab *Activities"*, add as many *Activities* as needed
+
+[FSM Order Activities Tab](../static/description/fsm_order_activity_tab.png)
+
+## Activities in a FSM Order Template
+
+- As a user with Setting access, go to *Field Service > Configuration > Settings*.
+
+- Activate the *Manage Order Templates* feature and **Save**.
+
+[Field Service Settings Manage Templates](../static/description/field_service_settings_manage_templates.png)
+
+- As a Field Service User, go to *Field Service > Master Data > Templates*.
+
+[Field Service Templates](../static/description/field_service_template.png)
+
+- Under the new *Activities* tab, create or add activites.
+
+[Field Service Template Activities](../static/description/field_service_template_activities.png)
+
+### Using a template with activities for a FSM Order
+
+- From the form view of a FSM Order, choose the template you created the activities for.
+
+- Under the tab *Activities*, you can noticed that the template activites have been copied.