>I have never used On Entry expression, so I will have to look for it (actually the first shot at finding it in VFP 9 help not successful).
Double-click on the detail band.
>As to your last paragraph, of preparing cursor beforehand is what I mentioned in one of my messages. That would be creating a third cursor for storing the SUM values.
I was thinking, not of a separate cursor, but an additional field in the existing cursors, which would contain the accumulated values.
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)