Toilet paper roll delivery system, toilet paper holder, server, and method therefor

A server comprising:

• a storage configured to store history information related to a product purchase history for a consumer or a product delivery history for the consumer;
• a communicator configured to receive, from an external toilet paper holder, detection information corresponding to detection of a change in a mounting state of a toilet paper roll mounted on the toilet paper holder;
• and
• a controller configured to perform, based at least on the detection information and the history information, a process for delivering a replenishment product of the same type as the toilet paper roll to the consumer.

A method performed in a toilet paper roll delivery system, the method comprising:

• storing history information related to product purchase history for a consumer or product delivery history for the consumer;
• receiving, from an external toilet paper holder, detection information corresponding to detection of a change in a mounting state of a toilet paper roll mounted on the toilet paper holder;
• and
• performing, based at least on the detection information and the history information, a process for delivering a replenishment product of the same type as the toilet paper roll to the consumer.