Research about social networking reveals that the online dating services driven by subscriptions offer the least amount of social networking opportunities.
More recently, the impact of social networking on online dating has been featured on the Questia online research website peer reviewed article ""I Luv U : )!
": A Descriptive Study of the Media Use of Individuals in Romantic Relationships" The most popular platforms are Twitter, Snapchat, Linked In and Instagram.
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.
Since 2003, several free dating sites, operating on ad based-revenue rather than monthly subscriptions, have appeared and become increasingly popular.