To paint over ANY surface without having to sand, use a product called "ESP Easy Surface Prep", available at hardware and paint shops. Wipe on, wipe off & paint in 90 minutes. Works well over enamel paint without having to sand. SAVES HOURS of work!
Make your own chalk paint by using plain interior paint mixed with Plaster of Paris. You can find Plaster of Paris at Home Depot or Lowe's and it's really cheap. All you do is mix 5 tablespoons of Plaster of Paris with 2 cups of paint and 2 tablespoons of