If it is the invention developer's normal practice to seek more than one contract in connection with an invention or if the invention developer normally seeks to perform services in connection with an invention in more than one phase with the performance of each phase covered in one or more subsequent contracts, the invention developer shall give to the customer at the time the customer signs the first contract:
(1) a written statement describing that practice; and
(2) a written summary of the developer's normal terms, if any, for subsequent contracts, including the approximate amount of the developer's normal fees or other consideration that the developer may require from the customer.