The mother refuses to allow the father access to kids even after family law court has ordered it, she won't cooperate in handing kids over on ordered days. Going to court in coming months for final decision on custody of children. Ongoing attendance issues at school with mother taking kids to school late or not at all. Now we discover the mother has been at the gym on some of these days. What right does the father have to the gym creche sign in sheet to prove his kids were there and not at school? If he has no right can the record be subpoenaed or RTI request instead?