public ActionResult CustomerDepotEmail(string companyid, string customerid, string databasename)
        {
            APIAuth  auth     = new APIAuth(Request, Response);
            AuthInfo authInfo = auth.CheckLogin();

            if (authInfo.IsAuthenticated)
            {
                var userCustomerDepotEmail = db.GetOnRentEmailAddress(companyid, customerid, databasename);
                return(Content(new JavaScriptSerializer().Serialize(userCustomerDepotEmail.ToList()), "application/json"));
            }
            else
            {
                return(auth.Forbidden());
            }
        }