how do you know if a contract is unilateral 
a unilateral contract does not obligate the offeree to accept the offeror s request and there is no requirement to complete the task a bilateral contract however contains firm agreements and promises between two parties can you break a unilateral contract in a unilateral contract the offeror may revoke the offer before the offeree s performance begins and this change should be expressed to the offeree before any task is started 