. "(i) a price or other cost associated with a providing gaming session or contract (e.g., if a fixed price of $20 or more for a session has been received, a negative credit balance of up to ???300 credits may be allowed, whereas a larger negative balance may be allowed if a larger flat payment has been received; if an incremental session or contract fee of 1??? per 25??? wagered is received, a negat" . . .