Authority given to M2. On this Scheme becoming Effective, each Scheme Shareholder, without the need for any further act, is deemed to have irrevocably appointed M2 and all of its directors and officers (jointly and severally) as its attorney and agent for the purposes of:
(a) enforcing the Deed Poll against Vocus; and
(b) doing all things and executing any deeds, instruments, transfers or other documents as may be necessary or desirable to give full effect to this Scheme and the transactions contemplated by it, including the effecting of a valid transfer or transfers (or the execution and delivery of any Scheme Share Transfers) as contemplated by clause 4.2, and M2 accepts such appointment. M2 as attorney and agent of each Scheme Shareholder, may sub-delegate its functions, authorities or powers under this clause 8.1 to all or any of its directors and officers (jointly, severally or jointly and severally).