Setting the Reorder Report to Use Stock Levels for Different Sites
Overview
The reorder report will initially show the stock requirements for the site you are currently logged in and will not take into account any stock present in other sites (as these may be for things like Amazon FbA, 3PL contractors, etc)
Usage
It is possible to filter the Reorder Report by Site, this will enable you to see the other Sites' stock holdings without switching sites: