There is a help topic that details how to do this in depth in the help file at Application Framework -> UI Layer -> Controls -> Business Binding Source
LOL
2. Add the BO to the form.
3. Add a BBS to the form.
4. Assign the BO to the BBS's BusinessObject property.
5. Assign the BBS to the grid's DataSource property.
6. Run the specific fill method of BO in the form's load event.
7. Stir frequently until desired consistency.