These cases illustrate how courts evaluate intent, specificity, and consumer expectations when deciding whether an ad constitutes an offer.Legally Enforcing an Advertisement OfferCourts, when trying to determine if an advertisements offer is legally enforceable, will base their decision on reasonableness. If a reasonable person could view the advertisement and understand the advertisement was making an offer to enter a contract, then the offer is legally enforceable. The court can also take into account the circumstances surrounding the case.For example, if you publish an advertisement to sell a cow for $50, where the advertisement was published will determine if you made an offer. Publishing this advertisement in a rural area might constitute an offer. In a city, this advertisement might not be an offer. Another factor that the court can consider is if the plaintiff in the case actually accepted the offer. A person can accept an offer through their actions. If you see an advertisement promising cash in exchange for used college textbooks, you could accept the offer by sending in your books to the person who published the advertisement.Many offers, however, specify exactly how acceptance occurred. For instance, the advertisement described above could state that you can only receive money for your used textbooks if you first register with the company. In this circumstance, simply sending in your books would not count as acceptance.The Role of Promissory Estoppel in AdvertisementsIn some cases, promissory estoppel applies when an advertiser makes a promise that a consumer reasonably relies on. Courts may enforce an advertisement as a contract if:, Advertisements are usually invitations to negotiate, not offers to enter a contract. An advertisement can be considered an offer if it includes clear and specific terms, is directed to a particular audience, and demonstrates an intent to form a binding agreement., Contract—New Construction (Form 800-T) or, if the construction is completed, use the Offer to Purchase and Contract (Form 2-T) with the New Construction Addendum (Form 2A3-T). For valuable consideration, the receipt and legal sufficiency of which are hereby acknowledged, Buyer offers to purchase and Seller upon acceptance agrees to sell and conve..