private void MultiFacilityRequisition_Load(object sender, EventArgs e) { BLL.Institution institution = new Institution(); institution.LoadAll(); institution.AddColumn("IsSelected", typeof(bool)); // bind the selected faciliteies to the selected grid _selectedFacilities = institution.DefaultView.Table.Clone(); gridSelected.DataSource = _selectedFacilities; // bind the source table gridChoices.DataSource = institution.DefaultView; }