We are confident the expanded on-line version of the rule book will make finding the rules that you are looking for easier.However, if after searching you still need a question answered, the USBC Rules team is here to help you. We can be reached between the hours of 8:00 A.M. to 5:00 P.M. CST Monday through Friday at (800)514-BOWL ext. 3155 or by e-mail at rules@bowl.com.