Users can keep some money in THEIR GOOGLE WALLET WHICH HELPS THEM TO
USE IT WHENEVER THEY ARE NEED OF THE SAME. It is easy for the users to
get money in the WALLET AS WELL AS SEND MONEY TO OTHERS HAVING THE
GOOGLE WALLET. While having the GOOGLE WALLET, users can send and
receive money from anywhere. It gives the option to connect your bank
account directly to the app which enables users to keep a RECORD OF
THEIR TRANSACTION.The transaction with the google wallet is secured
and no other outsider not having the access can use the wallet.
SOURCE - Google Customer Service
[http://www.godhelpu.com/google-customer-service]