How To Reorder the Site Tabs
What you will learn...
Using GPM and depending on your user settings, you may have access to more than one site.
You can configure which site the Appointment Book opens up by default (upon login in) as well as change the order in which the site tabs are displayed.
In this tutorial, you will learn how to reorder the site tabs on the Appointment Book.
Prerequisites
User has been set to access sites: see 
How
to Create a System User.
There needs to be more than one site on the appointment book:
see How to Create a Site