private void BtSave_Click(object sender, EventArgs e)
        {
            List <LandModel> list      = new List <LandModel>();
            APIConnection    connector = new APIConnection();
            String           name      = editTextName.Text;
            String           des       = editTextDes.Text;

            //
            if (!name.Equals(""))
            {
                bool isNew = connector.PostData(APIConnection.AddNewLand,
                                                new AddLandModel()
                {
                    Land_name    = name,
                    Land_address = des,
                    Land_image   = link,
                    User_id      = userId,
                    Land_area    = 30.0
                });
                if (isNew == true)
                {
                    Toast.MakeText(this.Activity, "Successfully Added", ToastLength.Short).Show();
                }
            }
            else
            {
                AlertDialog.Builder alert = new AlertDialog.Builder(Context);
                alert.SetTitle("FBI Warning!!!");
                alert.SetMessage("Are you 18+ years old! - Land Name could not be empty");
                alert.SetNegativeButton("Tớ hiểu rồi, Thanks", delegate { alert.Dispose(); });
                Dialog dialog = alert.Create();
                dialog.SetCanceledOnTouchOutside(true);
                dialog.Show();
            }
        }