Server company and business unit
On the server's settings General tab there are two fields: server company and Business Unit ID.
Server company refers to the company whise divisions list is used in the server. At the moment you cannot create study server with users from different companies.
Business Unit ID is field that is is used for student and training import. If you are using LDAP user import, set this value to any number, eg 0. If you are using OTA integration, set this number to the busniess unit ID that corresponds to this server.