As far as making money out of websites are concerned, you will be surprised at how many people pay to have their links or text advertised at your website. While many prefer personalized URLS, Blogspot has its share of lucky owners who get attention.

Remember as far as web advertising is concerned, companies just care about how they get exposure. For free blog sites that get this type of traffic, you can imagine at how much they are going to pay to have their site promotion up.