Trick to change without hard reset your Google Account android galaxy

Valid almost in all Android

1.      Go to Home (Click the Home button)
2.      Click on the menu
3.      Select Settings> Applications> Manage Applications
4.      Choose Google Apps.
5.      Select the "Clear Data"
6.      When asked "All information you've saved in this application will from be deleted permanently", click OK
7.      Next, click the back button three times and then click "data synchronization". Or, click Home> Menu> Settings> Data synchronization.
8.      This will start the wizard that will ask for your Google account baru.Wizard this is the same as you'll see when you first turn on (after you buy it) or every time you remove your phone data.

Very usefull when buying a 2nd Android