I have started generally going out to restaurants/service places less just to avoid this awkward interaction. Another thing I have seen is the POS machines pla

I have started generally going out to restaurants/service places less just to avoid this awkward interaction. Another thing I have seen is the POS machines placing the highest tip amount next to the 'No Tip' option. So if I feel like tipping the least amount, and I intuitively select the button next to 'No Tip', it actually ends up being the most.