Set Up Your Phone - HTC Wildfire S Virgin Mobile Quick Start Manual

Quick start guide 

4. Set up your phone

When you switch on your phone for the first time, just
follow the onscreen instructions to set up your phone.
Be sure to sign in to your Google Account so you can
use Google apps like Gmail™/Google Mail and Android
Market™. You can also set up your other email accounts
and your favorite social networks like Facebook® and
Twitter™.