>The blank line shows up after the detail lines that printed and only when the description is long enough that the stretch is needed. And only if two lines of the detail band are needed.
>
>for example
>

________________________________________
Del Monte Green Beans      Regular  79  \
___________________________Sale     69  / works correctly
                                          - two lines of detail band needed
                                          - stretch not needed
________________________________________
Del Monte Greens Beans     Regular  79  \
Low Salt                   Sale     69    blank line after Low Salt
________________________________________/ - two lines of detail band needed
                                          - stretch needed
________________________________________
Del Monte Green Beans      Regular  79  \
Low Salt________________________________/ works correctly
                                          - one line of detail band needed
                                          - stretch needed

I added "pre" tag so we could see it better :)