In the past nine months more than 400 digital media sales professionals from across the country have earned the IAB Digital Media Sales Certification. Are you ready to join them -- ready to be recognized as an expert on your team, in your company, and throughout your field? Take the IAB Digital Media Sales Certification Exam before April 30. Refresher courses are also available in the IAB Ad Lab. Managers: Does your sales team make the grade? Get them all trained and ready for the IAB Digital Media Sales Certification Exam. Clients want to work with the most educated, experienced, sales teams in the industry. An IAB certified team proves they've found the right partner.