Don’t Listen to Google and 9 Other Google AdWords Tips to Increase ROI

6. Try working with a pay-for-performance SEM agency. Pay-for-performance SEM agencies create advertising campaigns and promotions to convert new leads or customers, and get paid for their work only when a new lead or a new customer is passed on to the advertiser. These types of companies work especially well if you have a very large assortment of branded products, Shikhman said.