At the end of the evening everyone marks on a card who they would like to date again and who they wouldn't.
The organisers then swap contact information between matches - usually an email address or mobile phone number.
Answer: Speed dating is an organized form of matchmaking that focuses on meeting a lot of people in a short period of time.
Its origins are credited to Rabbi Yaacov Deyo of Aish Ha Torah, originally as a way to help Jewish singles meet and marry.
Speed Dating, as a single word, is a registered trademark of Aish Ha Torah.
It is unusual to see a speed dating event with an open age range, and most speed dating events will require an applicant to fall within the age range stated in order to attend.
However, some niche speed dating events throw age out the window to cater to specific groups, such as lesbians and gays, religious or racial affiliations, or those with similar hobbies.
The craze of speed-dating then took off rapidly in the UK with the establishment of dedicated websites (e.g.