So, received this email from amazon today. Starting July 1st, you are eligible to earn $2 for visitors you get to sign up for Amazon Prime 30-day Free Trials. Amazon Prime is our special membership program that offers participants premium benefits for just $79 per year. Offer your visitors the ability to watch over 40,000 movies and TV episodes, anytime. Plus, they receive FREE two-day shipping on millions of products with no minimum order size along with access to the Kindle Owners' Lending Library. Personally. I don't think $2 is a much. but, if you have loads of visitors every bit might count.