Guessing which way the wind will blow is not something most racers and engine builders can reliably predict. That doesn’t mean you shouldn’t have any plan or foresight about what may be coming next.
The most powerful advertising tool you have is existing customers talking about your business to others. When THEY tell YOUR story, it can be a powerful motivational tool.
Priority one when choosing an oiling system for any type of racing (grassroots or professional) is to establish what the rules allow and prohibit. Somebody has to read the rule book. Whether that’s you or your customer it doesn’t matter. The oiling system has to fit within the framework of the rule book. Period.