Yes, the Valid method would give better performance if you have a lot of rows in the combobox and the user aren't really sure what row to choose from the combobox. But in my cases when I'm using the interactivechange method I usually have very few items in my combobox and the user usually know which one to choose. And by putting the code in the interactivechange method the user is able to directly see if he choose the right person for example...

/Mårten Törnquist

>Hi Marten.
>
>>> In the InteractiveChange of the combobox put the following code for example: <<
>
>Personally, I would update the grid's recordSource after the user has actually made a selection. The Valid of the combo would be a better place do do the replace in the grid's recordSource. InteractiveChange fires too often and is going to have a negative impact on performance.
>
>Marcia