(Disclaimer: Some data has shown the opposite to be true, so take this with a grain of salt.) To the left, to the left A Wake Forest University study determined that photos that showed the left side of the face were viewed as more pleasant than those that showed the right.
You know the saying "windows are the eyes to the soul?
Members can constrain their interactions to the online space, or they can arrange a date to meet in person.
Most services also encourage members to add photos or videos to their profile.
Once a profile has been created, members can view the profiles of other members of the service, using the visible profile information to decide whether or not to initiate contact.
Such companies offer a wide variety of unmoderated matchmaking services, most of which are profile-based.
Online dating services allow users to become "members" by creating a profile and uploading personal information including (but not limited to) age, gender, sexual orientation, location, and appearance.