Sierra Communications Inc.,designs,manufactures and markets IP-based networking and other products relating to the communications and information technology industry worldwide.When reorders are placed,they always encourage buyers to use higher-quality or newer products which they feel meet the needs of the customer better than the old product.This is an instance of:

Question

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This is an instance of upselling, where the seller encourages the buyer to purchase a higher-quality or newer product that they feel meets the customer's needs better than the old product.