Users of an online dating service would usually provide personal information, to enable them to search the service provider's database for other individuals.
Sites may offer additional services, such as webcasts, online chat, telephone chat (VOIP), and message boards.
Some sites such as Ok Cupid.com, and are free and offer additional paid services in a freemium revenue model.
Some sites are broad-based, with members coming from a variety of backgrounds looking for different types of relationships.
Since 2003, several free dating sites, operating on ad based-revenue rather than monthly subscriptions, have appeared and become increasingly popular.
Several newer sites such as Ok are beginning to offer more full featured dating services for free, and are starting to compete with staples in the free dating site world such as