ShopADAM.com is having their final sale of up to 65% off. Use code "MINTBOX10" and get an additional 10% off, and, if you go through Mintbox, you can even get a 5% cashback on top of all that. How's that for savings?
Mintbox also has some other kinda random cashback sites like NARS, Thomas Pink, and Vosges Chocolate. Mostly 5%, which is better than 0%! Their current Sephora cashback is 5%, so I'd still go with Bing.com's 10%, but Bing doesn't have a lot of these online shops in its program, so I'd recommend checking it out.
If you need an invitation code, you can use "AAMB5"