5. Restrictive assignment clauses tend primarily to restrict and con-trol transfers of contracts and provide procedures, conditions and standards under which contracts may be assigned. One should pay sufficient attention to the following issues: (1) what happens if the obligor does not respond to the assignor's request for consent? (see Section IV.H.3.d); (2) what happens if the obligor refuses con-sent? (see Section IV.H.3.e); and (3) what are the sanctions if the assignor does not comply with the provisions of the assignment clause? (see Section IV.H.3.f);