The Option for you to be engaged under, A, B, C or D, should be made on the maturity of the Works Information. If it is well defined with minimal chance of change then a lump sum Option A should be considered.
The choice of Option will effectively dictate how you are to be paid eg against rates or based on the Schedule of Cost Components against a target.
The choice should not be made your ability to demonstrate cost otherwise you may end up in a mess!!
The choice of Option will effectively dictate how you are to be paid eg against rates or based on the Schedule of Cost Components against a target.
The choice should not be made your ability to demonstrate cost otherwise you may end up in a mess!!