📖 Passing the ADI Part 1,2 and 3 qualification exams is just the start. You are joining 40,000+ other instructors all wanting the same pupils as you. ADI Part 4, Business Building, will help you put a framework together so that you can understand HOW to make the most of your Driving School business.Putting together plans that will help you tell your customers WHY you are different to controlling your costs to spotting your weaknesses, but playing to your strengths.Consider this the start of your Part 4...