An advertiser wants to increase the position of an ad on Google, but is not willing to raise bids to accomplish this goal. What else should the advertiser do in an attempt to increase Ad Rank?

An advertiser wants to increase the position of an ad on Google, but is not willing to raise bids to accomplish this goal. What else should the advertiser do in an attempt to increase Ad Rank?
Ans: Make changes to improve the Quality Score of the ad’s keywords.