Traffic exchanges have a program that serves site owners on bringing web traffic to their sites. It has a very simple system that every member must know. One has to sign up for a program, and setup the account, and then the new member is already eligible to start browsing other sites within the program. This is how the traffic exchange system basically works.
Most traffic exchanges have free and paid memberships. Literally browsing to see different pages shown in each sites is the basic way to earn credits within the program, especially with free membership. The credits earned indicate how many times a member