Ready to use #1 Retailer Approval and Monitor usage for your SUBRD. Supervise To SubERP! SubERP Supervisor App is a smart phone based application which is made for all TSI/TSO/Stricker for managing their Subrd's new transactions monitoring and approvals. This app is used along with our SubERP Application. SubERP Supervisor App keep complete privacy of your transactions. You can approve multiple retailers quickly. With SubERP Supervisor App you can get a complete view of your Subrd’s activit