C#

            DataGridTableStyle tableStyle = new DataGridTableStyle();

//specify the table from dataset (required step)
tableStyle.MappingName = "Invoice";

//STEP 2: Create a string column and add it to the tablestyle
DataGridColumnStyle DateColumn = new DataGridTextBoxColumn();
DateColumn.MappingName = "Date"; //from dataset table
DateColumn.HeaderText = "Date";
DateColumn.Width = 200;
tableStyle.GridColumnStyles.Add(DateColumn);

DataGridColumnStyle InvoiceNumberColumn = new DataGridTextBoxColumn();
InvoiceNumberColumn.MappingName = "InvoiceNumber"; //from dataset table
InvoiceNumberColumn.HeaderText = "Invoice Number";
InvoiceNumberColumn.Width = 200;
tableStyle.GridColumnStyles.Add(InvoiceNumberColumn);

DataGridColumnStyle RackNumberColumn = new DataGridTextBoxColumn();
RackNumberColumn.MappingName = "RackNumber"; //from dataset table
RackNumberColumn.HeaderText = "Rack Number";
RackNumberColumn.Width = 100;
tableStyle.GridColumnStyles.Add(RackNumberColumn);

/*
DataGridColumnStyle PhoneNumberColumn = new DataGridTextBoxColumn();
PhoneNumberColumn.MappingName = "PhoneNumber"; //from dataset table
PhoneNumberColumn.HeaderText = "Phone Number";
PhoneNumberColumn.Width = 200;
tableStyle.GridColumnStyles.Add(PhoneNumberColumn);
*/

//STEP 4: Add the checkbox
DataGridColumnStyle PaidColumn = new DataGridBoolColumn();
PaidColumn.MappingName = "Paid";
PaidColumn.HeaderText = "Paid";
((DataGridBoolColumn)PaidColumn).AllowNull = false;
//PaidColumn.TrueValue=true;
//PaidColumn.FalseValue=false;
PaidColumn.Width = 100;
tableStyle.GridColumnStyles.Add(PaidColumn);

DataGridColumnStyle PickedUpColumn = new DataGridBoolColumn();
PickedUpColumn.MappingName = "PickedUp";
PickedUpColumn.HeaderText = "Picked Up";
((DataGridBoolColumn)PickedUpColumn).AllowNull = false;
PickedUpColumn.Width = 100;
tableStyle.GridColumnStyles.Add(PickedUpColumn);

//STEP 5: Add the tablestyle to your datagrid's tablestlye collection
myDataGrid.TableStyles.Add(tableStyle);

System.Media.SoundPlayer sw = new System.Media.SoundPlayer("-------.wav");
     sw.PlayLooping();
     System.Media.SoundPlayer s = new System.Media.SoundPlayer("----------.wav");
     s.PlayLopping();

public double LastATMBalance()
{
    double lastatmbal;

    foreach (DailyBalance dailybal in dailybalance)
    {
        lastatmbal = Convert.ToDouble(dailybal.ToString());
    }
    return lastatmbal;
}

3/27/2000,4800
3/29/2000,7750
3/30/2000,6990
3/31/2000,5000
4/6/2000,5000
11/12/2004,5000
6/9/2004,9990
2/20/2006,5000
4/1/2006,5000
4/9/2006,5000