Google AdWords is an online advertising service, developed by Google, where advertisers pay to display brief advertising copy to web users.
Pay Per Click Advertising allows advertisers to direct traffic to their websites through a publisher who is usually the website owner and helps reach potential customers by being displayed on prominent pages. AdWords (Google AdWords) is an advertising service by Google for businesses wanting to display ads on Google and its advertising network. The AdWords program enables businesses o set a budget for advertising and only pay when people click the ads. The ad service is largely focused on keywords.