This story was written by David Kaplan. Over the past four years, the use of online classified ads by U.S. adults has doubled, according to a study from the Pew Internet and American Life Project.

When readers of the Daily News of Los Angeles and other local papers owned by MediaNews Group Inc. want to submit a classified ad, they can contact the newspapers as always or they can sit down at ...

Craig's List, the community-oriented classifieds site, remains one of the most popular places on the Web to search for an apartment, a bicycle, or a kitchen table. Experts estimate there are tens of ...

Web publishers intent on reviving the comatose online advertising market with bigger and noisier ads might take a lesson from the quiet and unobtrusive world of classified listings. People are ...

Irvine-based Kelley Blue Book Co. got tired of making money for other companies. So the automotive research Web site, which provided prices for used vehicles and directed prospective buyers to auto ...