I once bought a Michael Kors watch for $200 off the retail price. You really can't beat that. I'll post whenever I see something really good. TheBalm products are on the site about once a month at almost 50% off.
Its free to sign up, but they will send you an email everyday about what will be on sale.
A few NYX finds:
They have about 40 different "sets" on the site today. I would really go for those blushed, they are great bright summer shades.
Here's a preview what what else is on the site today.
Again if you want to sign up you can go to hautelook. com or click here to use my referral link.