Most people who enjoy looking at pornography start out at the free porn sites. This is usually for two reasons as to why they start out at the free sites, and that is because they are under age or do not own a credit card. If either of these reasons is true, they will stay on the free sites until a credit card is obtained, and they are of the legal age in their state. Porn can be fun to watch especially when it is free, but once you get a chance to look at the paid sites you will not go back to the free pornography sites any longer. That is because paid sites of porn offer stimulation that only an adult can truly appreciate especially when compared to the free pornography.