Are some links dangerous, or the more links, the better? under Linkbuilding
Focusing on quantity not quality of links could end up in ranking depression or even on excluding your site from search engines.
Focusing on the quantity, and not the quality of links, could end up in a ranking depression, or even exclude your site from search engines.
Websites with quality links from sites that have high page rank will always be favored more over the ones which try to take shortcuts in gaining their credibility.