From Gambling 911 One lucky customer of BetOnline has just won a 25-team parlay after betting $300.  His total take – an amazing $17,404.51. or those who don’t know, a parlay bet requires all picks within that parlay to win.  As such, because there are multiple teams that must win, the payout odds go up tremendously for each team added. In this case, the customer in question wagered on multi-sports parlays that included both soccer (international football) and the French Open. FULL STORY