1. Google Free Zone is a service launched by Google that allows users to access Google mobile services like search, Gmail, and Google+ without incurring any data charges.
2. To use Google Free Zone, users visit g.co/freezone from their phone's browser while connected to a participating mobile network and sign in with their Google account.
3. The service provides 1GB of free data per month to access Google services, with a notification shown if the user tries to access content outside of Free Zone that would incur data charges.