Everything you need to know about betting exchanges, including every football trader's worst nightmare Betfair's Premium Charge!. In this detailed tutorial I will show you how Betfair works. I suspect that working through it with a pen and paper. Cash Out is a product from Betfair that allows you to lock in a profit or loss before waiting for the event to finish. Betfair do the math to offer you a value in real time. How to Improve Your Betfair Profits. What is Commission and how is it calculated? Cash Out is now also available in Horse Racing win markets, for GB and Irish races. At this point the betting odds were:. So how do betting exchanges actually work? Let's Compare Bets have written a review of my service. The BBC is not responsible for the content of external internet sites. Thank you for your patience. What is the Market Base Rate? For the most part Betfair is a truly international brand. The decimal equivalent, therefore, of is 3. The opportunity arises in two scenarios: The case of the missing notes. At odds of 4. It can't be evens or 2, because that's not fair - you've got much more chance of losing than winning. Advertise a poor price on the site and it's unlikely your bet will be matched as somebody will see the value in improving the offer. Betfair earns commission from the winner's takings Return E-mail this to a friend Printable version Bookmark with: This will allow you to practice using Betfair without risking a loss.