All agreements are contracts if they are made by the free consent of parties competent to contract, for a lawful consideration and with a lawful object, and may or may not be expressly declared to be void.

All agreements are contracts if they are made by the consent of parties competent to contract, for a lawful consideration and with a lawful object, and are not hereby expressly declared to be void.

All agreements are contracts if they are made by the free consent of parties competent to contract, for any object, and are not hereby expressly declared to be void.