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.
Introduction sites differ from the traditional online dating model, and attracted a large number of users and significant investor interest.
The stigma associated with online dating dropped over the years and people view online dating more positively.
Still others rely solely on paid membership subscriptions.
Opinions and usage of online dating services also differ widely.
While some sites conduct background checks on members, many do not, resulting in some uncertainty around members' identities.
For instance, some profiles may not represent real humans but rather "bait profiles" placed online by site owners to attract new paying members, or "spam profiles" created by advertisers to market services and products.