Buying Websites on Flippa – What exactly is it, and how can you use it to profit? Flippa is currently one of the biggest online auction venues in the world, making it an attractive destination for savvy entrepreneurs looking to make money with little effort. But in order to buy websites for sale from Flippa, you need to be aware of a few rules, which will help ensure that you get your money’s worth from selling a website to one of their many members.