# MODE OF EXECUTION CLAUSE

This contract and any changes to it may be executed by:

a. electronic signature technology employing computer software and a digital signature or digitiser pen pad to capture a person's handwritten signature in such a manner that the signature is unique to the person signing, is under the sole control of the person signing, is capable of verification to authenticate the signature and is linked to the document signed in such a manner that if the data is changed, such signature is invalidated

b. a unique authorisation provided via a secure electronic trading platform

c. a timed and dated authorisation provided via an electronic message/system

d. an exchange of facsimile/scanned copies showing the original written ink signature of paper documents

e. an original written ink signature of paper documents (or a true representation of a signature, such as a rubber stamp).

The use of any one or a combination of these methods of execution shall constitute a legally binding and valid signing of this contract. This contract may be executed in one or more of the above counterparts, each of which, when duly executed, shall be deemed an original.