1. This topic is for the professional who requires all things to be perfect.
2. Everyone likes to have information at the ready when going for a sale.
3. Great sales people know how to convince the customer into a buying decision, through the knowledge acquired about the customer in the past discussions.
4. But inexperienced sales people make the mistake of trying to force customer into a particular product and not providing the choice to the customer as per his need.
So offering the choices to people closer to their needs or aspirations is essential to closing a sales.