$20 Cashback via Mail In Rebate - Tigerdirect

$30 Proflowers Credit for $15

Click here.  About 11 days left for this promo - just in time for the holiday!

Plus order any retrospective bag right now and get $20 back! 

Buy a PC for College, Get A Free Xbox 360

Save 5% off your entire order! Coupon:FIREWORKS Expires 07/31/11

Coinstar gives you $10 free in gift certificates for $40 you cash in

This is a decent deal, especially since Amazon is on the list, (Note that the $10 bonus is only for toys and games in Amazon.)

Click here for more details, and note that not all Coinstars will give you this promo.  Make sure you click on the promo vendors for specific details and limitations though.