Which one do you want to venture into?
Internet business? Or, network marketing business?
In my opinion, you have to find out what you really want (money, good contact, getting new knowledge etc.). Then learn and investigate. Yes, you might fail in either one of both - be it in network marketing or internet marketing. But sometimes, you don't really fail but you're actually progressing towards your goals.
Let me give you an analogy. You build a website and do lots...