Craigslist has quietly taken a step to increase its revenue --- adding nine U.S. markets to the 19 markets where it charges for recruitment advertising, bringing its paid-listings markets in recruitment to 28 cities.

The addition of those nine markets could increase the company’s revenue by $27 million or more in 2013, the AIM Group estimates. The AIM Group projects that fees from those cities

This content is part of our business intelligence service. Please click the button below to learn more.