For acceptance to be valid, it must be?

For acceptance to be valid, it must generally satisfy certain criteria, among which is that it must be unequivocal and communicated effectively to the offeror. Acceptance that is 'beyond the offeree's control' does not meet the criteria for valid acceptance, as it implies a lack of agency or the ability to accept the offer in a manner recognized by the law. Acceptance should ideally be within the control of the offeree, allowing them to respond directly and intentionally to the offer presented.

Instead, a valid acceptance needs to be clear and definite, typically communicated back to the offeror. While some forms of acceptance can be verbal, written, or even implied through actions, the key aspect is that it must be expressed in a manner that the offeror can recognize it as acceptance. Thus, the requirement for acceptance is aligned more closely with the offer's conditions and must be communicated directly to be recognized legally.

This understanding highlights the fundamental principle that acceptance is a response to an offer that establishes mutual agreement and readiness to enter into a contract, emphasizing the importance of control in the acceptance process.