13.5 While the undertakings and agreements in this Clause are considered by the Company and
yourself to be reasonable in all circumstances, if one or more should be held to be invalid asan unreasonable restraint of trade or for any other reason whatsoever but would have been
held valid if part of the wording thereof had been deleted or the period thereof reduced or the
range of activities or area dealt with reduced in scope, the said undertakings and agreements
shall apply with such modifications as may be necessary to make them valid and effective.