Service providing system, service providing device, printing apparatus, and method of controlling service providing system

A service providing device that provides a service for delivering a container containing printing material used for a printing apparatus to perform printing to a user of the printing apparatus, the service providing device comprising:

• a providing unit configured to cause to be delivered a subscription container that is to physically replace a non-subscription container in the printing apparatus, the non-subscription container being installed in the printing apparatus before a subscription to the service begins;
• and
• a permission unit that acquires, from a storage unit that stores remaining amount data indicating an initial amount of printing material remaining in the non-subscription container when the subscription is initiated, subsequent remaining amount data remaining when the subscription to the service is terminated, and permits the printing apparatus to perform printing using the subscription container according to the initial remaining amount indicated by the remaining amount data.

A printing apparatus that performs printing using a subscription container containing printing material, the printing apparatus comprising:

• a storage unit that stores remaining amount data indicating a remaining amount when a user of the printing apparatus subscribes to a service for replacing a non-subscription container, the remaining amount being an amount of printing material contained in the non-subscription container that is a container that was installed in the printing apparatus before the user subscribes to a service;
• and a permission unit that permits, at a time of termination of the subscription to withdrawal from the service, printing using the subscription container that is a container to be installed in place of the non-subscription container according to a remaining amount indicated by the remaining amount data stored in the storage unit.