Convenience in a supply chain refers to the concept that Multiple Choice an exchange requires equal effort by both the buyer and supplier. all logistical services are provided by a supplier network. all tasks required to make an exchange are the sole responsibility of the supplier. there should be a minimum of effort on the part of the buyer in doing business with the supplier. all products or services should be available 24 hours a day, 7 days a week, and 365 days a year