Google AdWords is Google’s advertising system in which advertisers bid on certain keywords in order for their clickable ads to appear in Google’s search results.Google AdWords is a great way to advertise your site.
This is the simple way to get free $100 adwords coupons.
1.Go to this site http://ad-coupon.appspot.com/
2.Enter any email you want
3.Click on Give me my code button
Enjoy your $100 adwords coupon