Backlink Reporter Link Popularity

Search engines look at the link popularity of a website and use that as one of the main ranking factors in their algorithms. Key factors of link popularity:? The quantity of links pointing to you? The quality of links pointing to you ? The relevance of links pointing to you? The anchor text (link title) used in the link? The alt tag of an image link pointing to you? Whether the links are one way links or reciprocal links? What PaGE in your website a link points to