Subject to the Conditions of the Policy loss as insured by this Policy resulting from interruption of or interference of or interference with the business in consequence of damage (as within defined) to property on the premises of the Insured’s customer (s) at the undernoted situation shall be deemed to be loss resulting from damage to property used by the Insured at the premises provided that if the percentage shown against the name of the customer at whose premises damage has occurred shall be less than the percentage of the annual turnover derived by the Insured from that customer, the amount otherwise payable under the terms of this memorandum in respect of that customer shall be proportionately reduced.
Customer Percentage
(Name & Situation)