public class RsTargetCollection : ICollection, 
	IEnumerable, IEnumerable<RsTarget>

Project.UndoContext.BeginUndoStep("Copy Target");
try
{
    // Instance active station.
    Station stn = Station.ActiveStation;

    // Get the active workobject.
    RsWorkObject wobj = stn.ActiveTask.ActiveWorkObject;

    // Create a new RobTarget and add it to the ActiveTask.
    RsRobTarget robTarget = new RsRobTarget();
    robTarget.Name = stn.ActiveTask.GetValidRapidName("MyTarget", "_", 10);
    stn.ActiveTask.DataDeclarations.Add(robTarget);

    // Create an RsTarget from wobj and RobTarget.
    RsTarget target = new RsTarget(wobj, robTarget);

    // Set the name of the target.
    target.Name = robTarget.Name;

    // Add RsTarget to ActiveTask.
    stn.ActiveTask.Targets.Add(target);

    // Copy the target.
    RsTarget targetCopy = (RsTarget)target.Copy();

    // Set the new name to the copied targets.
    targetCopy.Name = target.Name + "_Copy";

    // Add the copied target, after the original target, to the ActiveTask.
    stn.ActiveTask.Targets.Add(targetCopy, target);

    // Move the new target 0.5 meters along the X-axis.
    targetCopy.Transform.X = targetCopy.Transform.X + 0.5;

    // Set the highlight color of the target.
    target.Highlight(Color.Green);

    // Reset the highlight color of the target copy.
    targetCopy.ResetHighlight();

    // Remove the original target.
    stn.ActiveTask.Targets.Remove(target);
}
catch (Exception)
{
    Project.UndoContext.CancelUndoStep(CancelUndoStepType.Rollback);
    throw;
}
finally
{
    Project.UndoContext.EndUndoStep();
}