public List <Models.Tables.CarModel> GetCarModelsByMakeId(int id)
        {
            //Need to implement this.
            List <Models.Tables.CarModel> newModels = new List <Models.Tables.CarModel>();

            using (_ctx = new GuildCarsEntities())
            {
                try
                {
                    var modelList = _ctx.GetCarModelsByMakeId(id);

                    foreach (var mdl in modelList)
                    {
                        Models.Tables.CarModel model = new Models.Tables.CarModel();

                        model.CarModelId = mdl.CarModelId;
                        model.ModelName  = mdl.ModelName;

                        newModels.Add(model);
                    }
                }
                catch (Exception ex)
                {
                    throw ex;
                }
            }
            return(newModels);
        }