(2) Any information shall not be denied legal effect, validity or enforceability on the ground that the information is not contained in the electronic message that gives rise to such legal effect, but is merely referred to in that electronic message, provided that the information being referred to is accessible to the person against whom the referred information might be used. Formation and validity of contract 11. (1) In the formation of a contract, the communication of proposals, acceptance of proposals, and revocations of proposals and acceptances or any related communication may be expressed by an electronic message. (2) A contract shall not be denied legal effect, validity or enforceability on the ground that an electronic message is used in its formation. PART IV FULFILMENT OF LEGAL REQUIREMENTS BY ELECTRONIC MEANS Writing 12. Where any law requires information to be in writing, the requirement of the law is fulfilled if the information is contained in an electronic message that is accessible and intelligible so as to be usable for subsequent reference. Signature 13. (1) Where any law requires a signature of a person on a document, the requirement of the law is fulfilled, if the document is in the form of an electronic message, by an electronic signature which – (a) is attached to or is logically associated with the electronic message; 9