private void btnSave_Click(object sender, EventArgs e) { foreach (DataGridViewRow row in dgvPolicy.Rows) { bool check; bool.TryParse(row.Cells["check"].Value.ToString(), out check); if (check) { int idPolicy; int.TryParse(row.Cells["idPolicy"].Value.ToString(), out idPolicy); _account.BindWithPolicy(idPolicy, _paymentNumber); } } PolicyList policyList = PolicyList.getInstance(); policyList.ReLoad(); }