Providing information related to a product unique to a geographical region

A computer-implemented method, comprising:

• receiving, by a publication system from a client device, a first location of the client device determined from wireless communications between the client device and an electronic device associated with a known location;
• determining, by the publication system, a plurality of items that are marked by a geographic indication associating an item category with a geographic region from where the item category originates and that are available within a specified distance of the first location;
• determining, by the publication system, one or more second locations at which the plurality of items is available;
• presenting, by the publication system to the client device, the one or more second locations and a subset of the plurality of items available at each of the one or more second locations;
• responsive to determining that the client device is located at a second location of the one or more second locations, presenting, by the publication system to the client device, a payment interface for the subset of the plurality of items available at the second location;
• receiving, by the publication system from the client device, payment for at least one item of the subset of the plurality of items available at the second location;
• and
• updating, by the publication system, a rating of an account associated with selling the at least one item.