e Search Engines that Your Website is Popular! The more popular Your Website the more weight the SEs will put upon its importance-You get a FAR HIGHER RANKING
The greatest importance of Links, is to show the Search Engines that Your Website is Popular!
The more external links that the Search Engines find, directing (perceived) traffic back to Your Website, the more popular Your Website appears to be to those Search Engines ... and the more weight the SE's will put upon Your Website's importance ... You earn a FAR HIGHER RANKING within the SEs because links are a MAJOR contributor to Your Website Ranking!
There are, of course, other factors that will affect your ranking. Everything from your Competition numbers to the niche or subject that your website is concerned with. However, the single, most important factor IS the number and quality of links that your site is a party to.
Improve and Enhance Your Own Website and Marketing Strategies - Make sure you put your links into Your Appropriate Categories!