The transfer of money, or other agreed upon medium, for provision of goods or services.

Retailer vs Wholesaler vs Distributor vs Reseller – What’s the Difference?
Starting a new eCommerce business can feel like learning a new language. You’ll quickly encounter terms like retailer, wholesaler, distributor, and reseller. What do they all mean, and how do they differ? In simple terms, these labels describe different roles in the supply chain that gets products from the maker