public ActionResult DoAction(Guid? id, string type = null, DateTime? expires = null)
        {
            var thing = GetThingOrThrow(id);

            // init model
            var model = new PlaceThing(application, type);

            if (expires.HasValue) model.ExpiredOn = expires.Value.Date;
            return View("Test/Model", model);
        }
        public ActionResult DoAction(Guid?id, string type = null, DateTime?expires = null)
        {
            var thing = GetThingOrThrow(id);

            // init model
            var model = new PlaceThing(application, type);

            if (expires.HasValue)
            {
                model.ExpiredOn = expires.Value.Date;
            }
            return(View("Test/Model", model));
        }