20% Off PCs, Office, and School Supplies with Amazon Rewards Card Plus $40 Cash Back is offering 20% off PCs as well as office and school supplies for Amazon rewards card members through August 31, 2011.

Plus, you can get $40 cash back when you apply for a new rewards credit card today.

Check out this Amazon 20% Off Promotion to save 20% off PCs from Dell, HP, Samsung, Sony, and more top computer brands.

Review these Cash Rebate Credit Cards to earn more cash back rebates on all of your purchases.

Coupon Cactus $3 Instant Sign-Up Bonus and 25% Referral Program Cash Back for Life

Coupon Cactus is currently offering a $3 instant sign-up bonus for new Coupon Cactus members, plus you can earn 25% cash back for life through the Coupon Cactus referral program.

Get an instant $3 Coupon Cactus Bonus when you enter the Coupon Cactus Promo Code cody on the membership sign-up page when opening your new account.

Review more details about the Coupon Cactus Referral Program.

Crowd Cut Group Discount Site $10 Referral Bonus Program

The Crowd Cut group discount site offers entertainment and shopping deals in the Minneapolis/St. Paul and Atlanta areas.

Plus, you’ll receive a $10 referral bonus for each new member that you refer who opens a free Crowd Cut Account and makes a purchase of at least $10 or more.

Crowd Cut is extremely similar in appearance to the website, and their referral program mimics the Groupon Referral Program as well.