On DirtyDouble you now have the chance to win 40% extra coins on your next purchase every day. This offer is valid on Saturday, 24.09.2016. For every pair you can find you get 5% extra coins. On the page you can always see, how many turns you have got left. Your final bonus is only valid on the same calendar day and is paid out by the form of extra coins on your next purchase. The exact amount of extra coins is deducted by your sales value. The payment systems pay by call und pay by mobile are excluded from this offer.