SPORTS ARBITRAGE UNION - BIG SCAM. Run by a guy who goes by the name of Mark Warren. Took investor funds, before finally coming out with a big sob story how all money was apparently 'lost'. According to investors, he was advertising 'interest' to be paid to invesotrs but wasn't actually paying it. Do not go near this person, and 122 google alerts have been set up to detect if he and his cohorts attempt to set up a similar scam. SCAM. SPORTS ARBITRAGE UNION. Be very careful.