>I can send the ExecuteEvent method code of my ImportCompanyData object in a >few days if it will help. I just need to document it < g >.

That might be helpful, if you get the chance.

>
>As far as business rules: I have not worked with them yet, but I think like >you do that they are primarily concerned with data validation, like:
>
>- You can't have an empty customer name.
>- Make sure the customer's sate is in the states table.
>- If a customer's credit limit is $500, and their purchase is $600, warn the >operator.

The rules you mention... i like to group them in with data rules. Which seem to belong in kbizrules or in the data engine.

The rules i'm questioning the placement of are more like :
- calculation of sales commission
- setting a companies credit rating
- determining the value of an account