So this is between two players?
So this happened whenever you first created your account with a specific Sportsbook?Yes, like Betfair.
One bettor puts up an offer and other bettors can bet against them.
No bookmaker in the middle. Players set our own prices through market demand.
Thank you, Brad.Sportsbooks do not offer it.
betfair.com
fairlay.com
matchbook.com
smarkets.com
betdaq.com
are all betting exchanges.