Commission Junction

The largest pay-for-performance advertising network, acts as a trusted third party managing the network, tracking and reporting on the ads in real time, and handling monthly commission payments to network members.

This is the best network of affiliate programs. Pay per lead, pay per impression, pay per sale. Over 1300 programs to choose from. Real-time statistics. Payment once a month by check, very reliable. Earn $2 per lead for every referred webmasters. The sales are tracked even 30 days after the first click.