I think not many so called guru's are worth spending your money on. Most of them sell bullshit. Chris Farrel is not a guru, he is actually not even very long active on Internet Markering, but he seems to understand what he is doing and many are happy with what he teaches them. Check out the reviews here.

You can give it a try for $4,95 for seven days. After that he charges$ 37,-- a month, but you can cancel anytime. So if you are able and wanting to spend some money, give this a try:

Chris Farrell