Gordon,
Yes, this can be done. Check out the Developer's Guide section, "Synchronizing Data Bound User Interface Controls."

Hope that helps,
---J

>It seems I don't have an answer to my original post yet...
>
>I have a Site Business object created for the Site table. It contains two methods for pulling data; AllSites and NonOfficeSites.
>
>I have a web form that has two mmdropdownlist objects; Sites and TempSites. Sites is to contain AllSites data. TempSites is to contain NonOfficeSites.
>
>On the form, I create two Site objects; oSite and oTempSite. I register these objects in the Page_Load. At the end of the Page_Load, I pull the data with their respective data loading methods.
>
>In design view, I goto the mmDropDownLists and enter the binding section. I enter all of the required information, but the BindingSource always points to the Site table and not to the respective object that was created to hold the dataset.
>
>The ultimate question here is, what is the proper entry for the BindingSource or BindingSourceDisplayMember and BindingSourceValueMember so that I can display the two different datasets coming from the same Business Object/Table? OR can this not be done with MM objects?