Snapfish.com has several coupon codes active right now.

Free Shipping on 30 Prints
Code: HPFREESHIP
Valid through 9/01/06

20% OFF Notebooks and Stickers
Code: 20FORSCHOOL
Valid through 9/01/06

20% OFF Photo Gifts
Code: AFFMEM2006
Valid through 10/01/06

RECEIVE $2 OFF Any Order Over $12
Code: AFF21006
Valid through 10/01/06