It doesn't make sense to work out such a contract without a cancellation clause. They could as well just make a verbal promise without signing something. Penalt

It doesn't make sense to work out such a contract without a cancellation clause. They could as well just make a verbal promise without signing something. Penalties are usually very, very high if one side doesn't fulfill its part of the contract. By high i mean high enough so that Steve still sticks to AT&T ;)