'''Dynamic keyword insertion''' <ref>{{cite web|title=Using Keyword Insertion|url=http://support.google.com/adwords/bin/answer.py?hl=en&answer=2454041|publisher=Google Adwords|accessdate=2 September 2012}}</ref> is a feature provided by [[Google Adwords]], [[Microsoft adCenter]] and [[Yahoo! Search Marketing]] to dynamically insert a [[Index term|keyword]] that is most relevant to the ad to be displayed. It helps advertisers to use relevant keywords on their ads while making it easier for them to create unique ads for a large number of keywords.
