I agree with the trial and error, although it seems to me that when you want to use them inside of a While loop, it increases the chance that you have to create a command string rather than using the ampersand. But I ALWAYS try the ampersand first.
Karen In a message dated 7/9/2012 11:56:04 AM Central Daylight Time, [email protected] writes: > At 12:19 PM 7/9/2012, Bruce Chitiea wrote: > > >I suppose my next question would be: 'Is there a reliable general > >rule prescribing the use of this approach?' >

