Google Bowling, also called "reverse SEO" is a technique, based on the simple fact that there is a second way of getting on top of the Google search results:- increasing your own rank -decreasing your competitor's rank.
Google Bowling means Manipulating the outer positioning components that Google uses to punish a site against your rivals (or somebody you simply would prefer like or not to show up in the SERPs). There is one thing that secures a site against Google Bowling - a strong back connection profile of its own
Google Bowling - Building bad backlinks you need to build to harm a competitor's website. Google started penalizing sites that purchase site-wide text link ads to get lots of incoming links in a hurry. Unscrupulous webmasters realized that this could be used against competitor sites by linking to them instead of their own site.