JVZoo is a place where affiilates can sign up to promote hundreds of products that pay instant commission via PayPal, so instead of having to wait a month or more for your commission to be paid, you can get it paid directly to your PayPal account. Some vendors may choose delayed payment if you are a new affiliate but this will be in the description of the product.
Some of the other benefits for affiliates are:
Your affiliate link qualifies you for commissions from any upsells in the product.
You can recruit other affiliates and earn money from their sales
Instant sale notification via email
You can sign up to their email list to get notified of high converting offers so you only focus on products that are doing well or you can search through the thousands of products in the directory.
It is free to sign up as an affiliate and when you find a product you want to promote you simply request acess to the links from the vendor.
CreateMyTattoo.com is a tattoo design marketplace where clients post a request for a tattoo and designers enter the contest by submitting their custom images. Artists can also submit their designs to the marketplace and earn 75% commission on every sale.