So ya I agree with you there 100%. Once you have the knowledge though I think its really important to try new things. For example I made a ton in Online Poker back in 2005-2007.. Now its nearly impossible to make real money in that industry. Things get hot then saturated. For people doing seo/sem its totally different though.. thats about 10% of my business. 90% is all direct response marketing, ppc.. It is definitely much easier to test new niches with ppc.
26. Services – You can offer a paid service, such as life coaching, blog coaching, goal setting or financial planning. Just be sure to investigate all the legal implications and make sure you’re not claiming to be a professional if you’re not one. With a service like this, you’re basically using your blog to sell yourself. You’ll need to convince people that you’re worth buying and then be able to back up your claims once they purchase your service.