affiliate programs

A referral link is a personal sign-up link for a project, tied to a specific participant who receives a reward for the users brought in through it.

A referrer is a participant in a referral or affiliate program who attracts new users through their link and receives a reward for their activity in the project.

A referral is a user who has signed up to a project, an exchange, or an affiliate program at the invitation of another participant. The inviter often receives a reward for such sign-ups.