Trade advertising is undertaken by the manufacturer and directed to wholesalers and retailers. Industrial advertising is aimed at individuals and organizations that purchase products used in the manufacturing of other products.

An offer can terminate in any of the following ways: a)revocation of the offer by the offeror; b)rejection of the offer by the offeree; c)death or incapacity of the offeror; d)destruction or subsequent illegality of the subject matter of the offer; or e)lapse of time or failure of another condition stated in the offer.