Why key code is important for hit tracking ?
Is it compulsory for each gateway ?
I wrote the following 4 years ago concerning tracking your advertising, but the advice is timeless for serious affiliate marketers...
How do I set up a system to organize and track my advertising?
I would add that I personally believe that the above is some of the most important advice I've ever written for my fellow affiliates. If you track it you can grow it!
Leon McKee


