18.1 Subject to Clause 11.8, the Authorized Signatory(ies) in relation to a Designated Account (when they signed as per the relevant Agreed Signing Arrangement) shall have full authority on behalf of the Customer to deal with the Bank in respect of any matter whatsoever concerning or arising from the relevant Services or to give to the Bank any directions, orders or Instructions of whatever nature (in the form of standing Instruction or otherwise) relating thereto and/or enter into all types of agreements with the Bank in connection with the aforesaid matters, including but not limited to: