If your oil light is on when you when you turn the dash, but haven't started the engine, don't worry -- that's perfectly normal. Remember that lights and gauges can go faulty, and checking your oil manually is the only way to be 100% sure.
It is your preference. If you are on diet, you want to avoid cholesterol, saturated fats etc. But the point of this article is to avoid using oil, not cheese.
Make sure the text is entered exactly as described. It's likely that you have a space in front of one of the names, where there should only be a single...