HOW DOES ONE INVENT AND GENERATE WEALTH? You need the five pillars of creative thinking. And of those, you must be stimulated by your environment, receptive to that stimulation, and have an emotional, or eureka moment. So, if you don’t have these things (yet), can you teach creativity? The short answer is, yes.
HOW DO YOU invent a method? Yes, methods are patentable; they are the same things as processes or systems. You will still need the five pillars of creative thinking to invent methods. And, like other kinds of creations, you need to put the idea on paper or make an electronic record of it.
For something as simple as how a coffee shop operates. Even if you think there is no way to improve the coffee shop’s routine, you’d be mistaken; there is always a way to make things better. Your method must also have benefits; if not, it’s a waste of time.