Google designed AdWords with an aim to assist in marketing product and services in a search engine and its affiliated sites. It places a text ad that appears when people search for phrases associated with your offering. Working of AdWords- Google AdWords works on the basis of a bidding system. For instance, if the bidding price and quality score are higher, your ad will appear on top of the Google page. Working on the ‘pay per click’ model, you only pay the amount you have bid if someone taps on your ad that appears on Google SERPs. Ad Rank decides the ad position on Google page. This is determined by your bid for that quality score and keyword.