Users of an online dating service would usually provide personal information, to enable them to search the service provider's database for other individuals.
Some sites provide free registration, but may offer services which require a monthly fee.
Other sites depend on advertising for their revenue.
Apart from the popular social networks, there are social websites meant just for meeting and talking to someone new.
3 popular and effective websites are: Plenty of Fish, Ok Cupid, and (where you can meet someone that has a similar taste in music as you).
In Germany government financed NGOs like "Verbraucherschutzzentrale" sometimes help to sue online dating sites.
This problem is referred to as "catfishing" in pop-culture and has been made famous by a popular MTV program called "Catfish the TV show".Online dating or Internet dating is a personal introductory system where individuals can find and contact each other over the Internet to arrange a date, usually with the objective of developing a personal, romantic, or sexual relationship.Online dating services usually provide unmoderated matchmaking over the Internet, through the use of personal computers or cell phones.A German documentary analyzed the market and uncovered multiple problems of online dating sites.Amongst them are "romance-scamming" (persons registering on the sites to get money from people falling in virtual love with them), using controllers or animators registered with multiple fake accounts, using unexpected and sometimes unlawful conditions in the terms and conditions leading to longer contracts a client intended to sign.Due to the level of competition between free dating sites, as well as the overall drop in traffic to and revenue for dating sites generally, This represents a break from traditional externally sourced ads and is just one of the ways that the revenue models of free dating sites are evolving.