For simplification of the analysis use a method of matrix submission of information. Its appointment consists in giving to the person making the decision, information on expenses and efficiency in the squeezed and logical form. It simplifies and accelerates procedure of the analysis.
If at the same time it is impossible, i.e. it is possible (but it is impossible (issues the message on distinction, but puts safety of the person on the first place, checking, whether this alternative conforms to standards of the entered production type.