Shopping at Airfarewatchdog
1. Patience Pays Off - Take your time and revisit the site a couple hours later; Airfarewatchdog will send you an additional promotion to entice you to complete your order.
2. Buy a Discounted Gift Card - There are a few places online, such as GiftCardGranny.com, where you can buy discounted Airfarewatchdog gift cards to save money on your order.
3. Stackable The Codes - Airfarewatchdog comes out with a variety of coupon codes, where many times you can use more than one on a single order to maximize savings.