In value engineering,is FAST meeting its objectives?

Value Engineering:Is amethod of analyzing the functions of a product,service or a system with the purpose of achieving the required functions at the lowest overall cost consistent.

FAST(FUNCTION ANALYSIS SYSTEM TECHNIQUES) It is an effective analytical tool in value engineering.The objective is to validate the purpose of a part using questioning method which established the function it serve.one of the advantages of of FAST method is;

1.It creates a reference to validate the function of a component.