Link building is a name used to describe the process of getting mentions (links) from other web pages which points to a page on your site. (netotraffic.com)
Second, «push down» negative results by getting your name mentioned on other web pages for the right reasons. (theladders.com)
This does not affect page layout, nor does it provide any information about your users, other web pages on your site, or any further data. (newsdeeply.com)