I have a 4.7 and I'm always prompt, polite, always tip, and always give a 5 star rating (unless they literally put my life in danger). I take short trips, that

I have a 4.7 and I'm always prompt, polite, always tip, and always give a 5 star rating (unless they literally put my life in danger). I take short trips, that's the only reason I can think of for a low rating.