"With regard to the term of your appointment. You will continue to be engaged under your existing conditions of service (including 35 F.W.H [ Flexible Working Hours ] arrangement), however, you will not be required to work 5 hours contractual overtime, per week . Your earnings in this regard, have been incorporated into your starting salary."
"My purpose in writing to you is to advise you that in view of the Council's current difficulties and in order to achieve the budget requirements of the City Council referred to above, I must terminate your existing contract of employment with effect from7 July 1991 . By this letter a new contract of employment is offered to you to commence on Monday8 July 1991 . Your new contract will comprise your existing terms and conditions of service with the Council with the exception of those features mentioned below, viz:-
"I would advice you that as there is no longer a requirement for you to work contractual overtime as a production assistant, it has become necessary to review your current rate of pay whilst you are undertaking the duties of a temporary surveyor. This is due to the fact that initially the spinal column point you were allocated took into account the requirement for you to work contractual overtime and as this requirement has now ceased your salary must therefore be reviewed"