(a) If a purchaser is offered the opportunity to subscribe to any program that provides exchanges of time- share periods among purchasers in either the same time- sharing plan or other time-sharing plans, or both, the seller shall deliver to the purchaser, together with the public offering statement, and prior to the execution of any contract between the purchaser and the company offering the exchange program, written information regarding such exchange program and the purchaser shall certify in writing to the receipt of such written information, which information shall include, but is not limited to, the following:
(1) The name and address of the exchange company;