// Class level declaration.
/* Create a BooleanSwitch for data.*/
static BooleanSwitch dataSwitch = new BooleanSwitch("Data", "DataAccess module");

static public void MyMethod(string location) {
   //Insert code here to handle processing.
   if(dataSwitch.Enabled)
      Console.WriteLine("Error happened at " + location);
}

public static void Main(string[] args) {
   //Run the method which writes an error message specifying the location of the error.
   MyMethod("in Main");
}

private static BooleanSwitch boolSwitch = new BooleanSwitch("mySwitch",
    "Switch in config file");

public static void Main( )
{
    //...
    Console.WriteLine("Boolean switch {0} configured as {1}",
        boolSwitch.DisplayName, boolSwitch.Enabled.ToString());
    if (boolSwitch.Enabled)
    {
        //...
    }
}