"I am writing to hereby [confirm/approve/agrees/notifies/certifies/consents/provide notice] that [INSERT - subject matter] pursuant to Clause [n.n] of the Contract.
For the avoidance of doubt, this [confirmation/approval/agreement/ notification/consent/provision of notice] [save to the extent expressly stated above]:
• shall not have the effect of waiving, diminishing or detracting from the Authority's rights or the Contractor's obligations, responsibilities and liabilities pursuant to the agreement between the Authority and the Contractor dated [dd/mmm/yyyy] ("the Contract");
• [shall not be construed as a waiver pursuant to Clause [n.n] - Waiver of the Contract;]
• shall not indicate or imply that the Authority agrees or is satisfied that the requirements of the Contract have been fully complied with."