FOLIO will be implementing locations as follows:
The "effective location" is used by FOLIO and other integrated systems to know the current home location for the item. This will be used to determine the appropriate loan policy, where it needs to be reshelved etc. It is the effective location that will be displayed in other apps in FOLIO (e.g. Check out, Check in, Loans, Requests etc).
The determination of Effective Location is a ring-down algorithm. The first Location to be found in the following ring-down order will be used as the Effective Location