. When making a guess, users find not only a. Betsul, one of the best sports betting sites in South America, celebrates its first anniversary with a great promotion for bettors. General Gambling Discussion Complaints Discussion Competitions Bonuses and Promotions Casinos Slots Dedicated complaint resolution team. Complaints are. Betsul is the best sports betting site in South America, created to meet the needs of the most demanding bettors. Ogbonna was forced off with an eye injury during the first half of their victory over the Reds, but later complained of discomfort in his.