Mary O’Brien is the founder of the Internet Marketing Institute and chairman of the PPC Summits. She has trained over 7000 advertisers how to use Pay-Per-Click through Advertiser Workshops sponsored by Yahoo! Search Marketing and Microsoft adCenter and at PPC Summits since 2007. Before that, she was the Sr. Director of Training & Organization Development for Overture Services (Yahoo! Search Marketing). She was also responsible for the sales and account management teams, working with and optimizing campaigns for many leading advertisers such as eBay, Amazon, Expedia etc.