Contributing to Adobe Stock is free. If you already have a Creative Cloud subscription, use your account and sign-up for the stock portion. If you don’t have an account, you can create one for free. Once your account is approved, you can start uploading images directly from Lightroom CC or Bridge CC.
What Sells Best On Shutterstock?
Some types of photos that sell best are Portrait Photography, Food Photography, Landscapes (usually with people) and fine art photography (artsy).