Under common law, which is NOT necessary for an offer to be valid?

The validity of an offer under common law requires certain fundamental elements to ensure that the offer can be accepted and lead to a binding contract. These elements include the intention of the offeror, reasonably certain terms, and communication of the offer to the offeree.

When it comes to a fixed time limit for acceptance, it is not a requirement for an offer to be valid. An offer can exist without specifying a particular timeframe; it may remain open indefinitely or for a reasonable period. If no time frame is set, the law often implies that the offer should be accepted within a reasonable amount of time, given the circumstances. Therefore, the absence of a fixed time limit does not invalidate the offer, making it clear that this particular element is not necessary for the offer's validity.