Classified advertising

They are also searchable, unlike printed material, and may foster a greater sense of urgency as a result of their daily structure and wider scope for audiences.

Because of their self-regulatory nature and low cost structures, some companies offer free classifieds internationally.

Other companies focus mainly on their local hometown region, while others blanket urban areas by using postal codes.

[citation needed] The sex advertisement section of the site was probed by authorities until it was shut down indefinitely.

Like search engines, classified websites are often specialized, with sites providing advertising platforms for niche markets of buyers or sellers.