Sales is the activity related to selling. Sales value is generally decided in exchange of money or its equivalent as a transaction deal. Sales is the way to begin and retain a professional relationship between a consumer and a vendor.
Although seems similar, marketing and sales are two different approaches of business development, however, sales is the lead maturing and the final phase of marketing, generating revenue for the company. A successful sales process includes 4Ps: these are Pricing, Promotion, Positioning and Product. Sales strategy of a company uses techniques like advertising, sale-promotion, public relation, and publicity.
A sales person needs a variety of skills including communication, negotiation, human phycology and consumer behaviour so they can create a relationship and sell a product or service. Sales training programs teach these skills and give away the tips and techniques required to win a deal.