A frequent business type near Ajoy Banerjee is Real Estate .
For food stuffs and household goods there is a Grocery Store around to provide. Head down to one of the Drug Store for everything from prescriptions to cold and flu remedies and cosmetics. Need a room for the night in Washington, DC? There is a local hotel. If you are hungry there are a few restaurants serving the area.
For freshly baked bread and cakes, roll on down to the Bakery.