Participants can come alone without feeling out of place; alternatively it is something that women who like to go out in groups can do together.
Speed dating, as two separate words, is often used as a generic term for similar events.
It is not known when speed dating was first carried out, but there were speed dating events in the London area in the mid-1970s.
Other studies found speed-dating data useful as a way to observe individual choices among random participants.
A 2005 study at the University of Pennsylvania of multiple Hurry Date speed dating events found that most people made their choices within the first three seconds of meeting.
While over 100 companies in the US offered speed dating through online registration during the growing of the Internet, between 20 three large speed dating companies emerged with a national footprint in the US, with events in over 50 US cities: Hurrydate, 8Minute Dating and Pre-Dating.
In the UK, there are two companies that run events in more than twenty cities: Speed Dater and Slow Dating.
One of the advantages that speed dating has over online speed dating and online dating in general is that when being face to face with someone, one gets a better sense of who they are due to their body language, gestures, tonality and more.
There have been several studies of the round-robin dating systems themselves, as well as studies of interpersonal attraction that are relevant to these events.
At the end of each interval, the organizer rings a bell, clinks a glass, or blows a whistle to signal the participants to move on to the next date.
At the end of the event participants submit to the organizers a list of who they would like to provide their contact information to.
Usually advance registration is required for speed dating events.