Just in time when the holiday season is around Google has announced that it has partnered up with several retailers participating in promotion which offers them 30% for virtually doing nothing. You just simply need to checkout using "Buy with Google" and you will save yourself 30% of your billing.
The payment is definitely done with Google Wallet and under Google Wallet you will have to provide your Credit Card information through which the payment will be done.
Participating retailers are -
- B&H Photo Video Pro Audio
- Expedia Hotels & Flights
- Newegg Mobile
- Rue La La
- Sidecar Ride
To know exactly how much you have saved, you should visit respective store description. Google didn't mentioned how long this deal will be available but definitely it will be up till holidays.