Professionals only. You'll have to
1. Search and create 310 thumbnails for niches with the same quality as those
http://new.bangbros.com/home.htm
Payment $125
2. Create 15k HQ thumbnails $150/1000 thumbs
Send me your offers at mrdeiz @ signbucks.com
Test is a must:
210х172 thumbs for Anal, BDSM, Alt/Emo genres
Mail without this test will be ignored. If you are really highly professional thumbmaker, but aren't satisfied with the prices - send me your test and let me know your requests.
It's a hot position, the first candidate with quality samples gets it.