Important qualities for a successful sales representative, they have to be very thorough, they have to be very enthusiastic, and they have to listen to the customer of what their needs are, because if you just sell a product you don't really know what the customer needs or want, then you're not going to get that sale. So understanding is a very important key with helping the customer out with sales, and also being enthusiastic and being their friend is very important while maintaining a professional thought process and how you react with them.