Upselling is sales technique encourages a client to purchase additional services, products, or add-ons at the point of sale.
A sale is an agreement between a buyer and a seller where a seller exchanges money for the sale of tangible or intangible commodities, assets, or services. In a sale, there are usually two or more parties involved. One can think of a sale or a contract between two or more parties, such as the buyer and seller.
A sales process is a set of repeated steps that a salesperson uses to move a potential customer from a state of awareness to a closed deal. The traditional five to seven steps in a sales process include prospecting, preparation, approach, presentation, dealing of objections, closure, and follow-up.
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