Pre heat oven to 350 degrees.
Cream together butter, sugar, vanilla and salt.
Fold in the oatmeal, one cup at a time until combinded.
Drop in ice cream scoop sized sized balls onto a very lighty greased baking sheet spaced pretty far about because these spread flat when baked.
Bake 10 to 12 minutes, or until lightly browned then let cool for a few minutes on baking sheets then remove.