Saving Project Objects as Templates 
Use
If you want to use WBS elements, networks or activities (from operative projects, standard projects or simulations) as templates to create other projects, you can store them in the Templates screen area. This enables you to retrieve the data from your templates quickly.
Procedure
You can copy project objects from your currently open project as well as other project objects that have been saved in the database, to your personal templates:
Copying project objects from the current project to the Templates screen area
You have opened a project in the Project Builder.
or
Copying other project objects to the Templates screen area
Example: For instance if you want to store a standard WBS element as a template, select Standard templates or Standard WBS elements.
A dialog box appears.
Result
The project object appears in the corresponding category in Templates and can now be used to
Create by Copying.These templates are kept here until you remove them. To do so, choose Remove from templates or Empty templates in the context menu.

If you have not stored project data in the templates, you can access other templates by choosing Create with other template in the context menu.