(1) Subject to any other law, where the originator of an electronic communication indicates that receipt of the electronic communication is required to be acknowledged but does not indicate a particular form or method of acknowledgement, then, unless the originator and the addressee of the electronic communication agree otherwise, the acknowledgement shall be given by way of an electronic communication or any other communication (including any conduct of the addressee) sufficient to indicate to the originator that the electronic communication has been received.
(2) Where the originator of an electronic communication indicates that receipt of the electronic communication is required to be acknowledged, the electronic communication, in relation to the establishing of legal rights and obligations between parties, shall, until the acknowledgement is received by the originator and unless the parties otherwise agree, be treated as if it had never been sent.
(3) Where the originator of an ele
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