That cant be right! Shouldnt ten links be better than one? It is usually the case where more is better. However, when it comes to gaining links, having more links isnt necessarily better than having a few good links. In fact, having too many irrelevant links could possibly harm your websites visibility within the search engines.
These days, search engines are placing more emphasis on incoming links to a website when evaluating rank. The reason being is because they are difficult to obtain from trusted sources (a “by the book” website such as the Dmoz directory) and it is a good way to partially eliminate the group of people who abuse the “on the page” factors of optimisation (page spamming). How is this so? Well, if you have someone who is abusing the “on the page” factors and they have no trusted links to their page (they will most likely not get any at all due to spam) then there is no chance of them getting a good listing. However, people have worked out ways in getting a large number of links, through link farms and other tactics, regardless of the quality of their website. As the search engines are aware of this, it brings us to...