I propose a simple exercise that will allow you to better understand your value propositions as if you were the customers, which will allow you to sell the product better. Why? Because you will already have made the connection between your features and customer benefits, so you've done most of the work for the customer. The benefits the customer can only hope would arise from your features would already be presented to them, making them ever more convincing.
So here is Inna's 4-step recipe to understanding your value proposition from the other side of sales counter.