Negative keywords can be used to exclude search queries that do not relate to the ads to be shown.
advertising | Advertising | Search for Tomorrow | Star Search | In Search of Lost Time | Web search engine | advertising campaign | advertising agency | The Search | Six Characters in Search of an Author | Advertising agency | Advertising Age | In Search of King Solomon's Mines | Advertising Standards Authority | Young Star Search | The Search for Signs of Intelligent Life in the Universe (film) | The Search for Signs of Intelligent Life in the Universe | Search engine optimization | RAF Search and Rescue Force | Intel Science Talent Search | Google Search | Super Bowl advertising | Search engine marketing | Call Off the Search | billboard (advertising) | American Advertising Federation | Theodore C. Search | Search Engine Watch | Search | Man's Search for Meaning |
Pier 1 Imports, a retail chain specializing in home decor and furnishings, uses testing to measure the effectiveness of search advertising campaigns.