TIMELINE OF A CONTRACT Output Contract Requirement Contract Firm Offer Option Contract Indefiniteness: If indefiniteness, then no offer, if there is not indefiniteness, then there is an offer Offer Battle of the Forms 2-207 Counter-Offer Promissory Estoppel Consideration Moral Obligation Pre-Existing Duty Adequacy/Sufficiency Illusory Promise Statutes of the Frauds Remedies Remedies Promissory Estoppel Acceptance Mailbox Rule Silence as Acceptance Exceptions: Death Lapse of time Rejection Revocation