Selling because like talk like talk about promotions and products. But the customer side, the better, because then the system will learn the knowledge and products and promotions.
The sale because I love to talk about sales and promotions. But the relations better You will gradually learn the system, learn, work and products and promotions.
Sales, because like to talk like to product sales and promotion. But in customer relationship. It will then learn the system learn to work and products and promotions.