What is the most important attribute of a customer value proposition?

Customer problem description

Agree with

Mr. Mohammed thiab

&

Mr. Mohammed sai  too

Uniquely fit for true customer needs in a convining and appealing manner as seen from the customer side

m not expert in this area,,

give way the custumer sugestion first of what is he or she wants,then give them also your idea after thier sugestion.. always remember that custumer is always right.

Gave respect to customer hear his or her problem carefully and put your self in customer shoe and fulfil customer rightful demand .. Or what best sulotion which suits both ...

Customer satisfaction focus,

Customer expectation screening.

What I think it should be :

Affective and Coginitive 

Understanding customer needs and concerns.

The most important attribute of a customer value proposition is its precision: how perfectly it nails the customer job to be done—and nothing else. But such precision is often the most difficult thing to achieve. Companies trying to create the new often neglect to focus on one job; they dilute their efforts by attempting to do lots of things. In doing lots of things, they do nothing really well.

Customer satisfaction