>The primer steps. This is just a quick outline of the basic steps involved in polyester priming a car. >Car finishing completely in at least 80 grit (no cheating). >4 or maybe 5 coats of polyester primer (not heavy, don't abuse it). >Do NOT bake it! >Block sand hand with acrylic and 100 grit. >Dry guide coat, thoroughly. >Block sand with acrylic and 220 grit. >Guide coat thoroughly. >Sand with 400 grit and a softer block. >Lastly I like the SuperFine soft sand sponges from 3M to knock the 400 down, it's closer to 500 or 600 grit then. >Sealer and paint.