4.3 The Valet Services provided at the Sites shall always meet high and professional standards, and the requirements prescribed by the concerned governmental authorities, and by the Hotel;4.4 It shall not make any additions, alterations or modifications to the Office Space nor alter the nature or scope of the Valet Services being provided at the Sites without the prior written approval of the Hotel;4.5 It shall ensure that the visitor vehicles are parked only at the Holding Areas referred to above at Clause 2.1;