You could use DLookup, but it's much easier to add the field to the combo
box's row source, and use that. So:
Select IDField, MyField, MyYesNo From tblCustomers
Sub cboMycombo_AfterUpdate()
If Me.cboMyCombo.Column(2) = True Then ' Zero based
' Do this
Else
' Do that
End If
End Sub

Signature
Arvin Meyer, MCP, MVP
Microsoft Access
Free Access downloads:
http://www.datastrat.com
http://www.mvps.org/access
> Environment: Access 2000 .mdb
>
> I have a main form with a couple of subForms. The main forms' data source
is
> a table.
>
[quoted text clipped - 21 lines]
>
> Thanks.