Preheat grill to 450 degrees (see below for notes on temps)
Scrub and dry potatoes and pierce with fork
Rub each potato with oil and sprinkle with salt
Wrap individually with foil and place on heated grill
Bake/Grill for 25-30 minutes until fork tender
Notes
Temperature notes:
If using larger potatoes or cooking at lower temps (down to 350) potatoes will take longer to cook (up to 1 hour or more). To quicken cooking time, pierce and microwave potatoes for 3-5 minutes then prepare for grill.