Craigslist is an online community Web organized by cities, which offers each free classified ads on various topics: employment, housing, sentimental, sale / barter, miscellaneous services, jobs of short duration, and so on. It also has forums sorted by various topics. It was founded in 1995 by Craig Newmark for the Bay Area of San Francisco . After its establishment in 1999, Craigslist expanded into nine more cities in 2000 (all in U.S. ), four per year in 2001 and 2002 and 14 in 2003. Until June 2006, Craigslist had established itself in approximately 310 cities worldwide.

In 2006, Craigslist operates with a staff of 28 people. Their only source of income is through the collection of classified ads for employment in certain cities ($ 75 per ad for the Bay Area of San Francisco, $ 25 per ad for New York , Los Angeles , Boston , Seattle , Washington DC and listings of real estate agencies in New York ($ 10 per ad)).

Receives about 20 billion of visits (page views) per month, putting it in the 28th place among the world’s web pages, is the 8th place among the websites in the United States (by on November 8, 2006) , with 10 million unique visitors. With over 10 million new classified ads each month, Craigslist is the number-one classified ad in any media . The site receives over 500,000 new jobs a month, making it one of the best online job boards in the world. The classified advertisements range from traditional ads / purchase and sale, and community announcements, to personal ads and even “erotic services.”

Although the company does not disclose financial information, the press has speculated that its annual revenues have grown from $ 10 million in 2004 to 150 million in 2007. The principal owners and board members are Craig Newmark, Jim Buckmaster and company eBay .