Adsense and Adwords are two terms that are often used interchangeable. Unfortunately, they are not the same and should be kept separate at all times. Adsense and Adwords are actually the two separate components that Google uses to place relevant ads on web sites across the internet.
So you want to get ahead of the competition on the search engines, and you decide to use a link farm. Stop! There’s danger in link farms as with all SEO methods that seem to good to be true.
If you are attempting to start a business online or if you are simply trying to increase your traffic and revenue, focusing on a niche market can give you the edge that you need in order to reach the high goals that you have most assuredly set for yourself. There are so many different niches in the overall market that any web site on any topic can find a niche and fill it. When you specialize, you are more likely to succeed.