Within a few days, i-Sportsbook refunds my credit card deposit, as promised, and a week later I get a check for my winnings.
I will never do business with i-Sportsbook again. 
mnli hypothesis: I will never do business with i-Sportsbook again.  premise: Within a few days, i-Sportsbook refunds my credit card deposit, as promised, and a week later I get a check for my winnings.