If you really observe, 10% of your business activity generates 30% of the costs and 70% of the problems. In fact, that 10% of activity and the effort it requires, offers no improvement to your results and invariably comes with extra problems and costs.
All business models are subject to a problem called The Law of Diminishing Returns. This means that beyond a known point, doing more of something becomes detrimental.
This means strategically, you are best to focus on doing a few simple things that will produce most of the results your business needs and leave it at that.