Originally Posted by macropod

Hi Kevin,

The disadvantage that immediately springs to mind is the fact you need to modify the datasource - adding an extra column for every existing column that has the problem 0s in it. In some organisations, that would be frowned upon - or simply not possible (e.g. one generally can't go around modifying corporate databases).

Fair enough, but that's why we have word-processors, etc., where one can store notes (which in this case require little more than a quick copy/paste) for things we don't use very often. Doubtless you have something such already for Excel...