buy - mark item as purchased
clear STORE_ID - clear all purchased items for STORE_ID from database
clear-all STORE_ID - clear **all** items for STORE_ID from database
list STORE_ID - list all items assigned to store
list-stores - list all stores
buy - mark item as purchased
clear STORE_ID - clear all purchased items for STORE_ID from database
clear-all STORE_ID - clear **all** items for STORE_ID from database
list STORE_ID - list all items assigned to store
list-stores - list all stores