Tactical Hand Signals used in High-end Restaurants

I don't know why it would surprise me that high-end restaurants use hand signals as a tool to take care of customers. Below are samples of the signals used. (Okay, I may have modified one of the images - see if you can guess which one.) Pretty neat.

Via:

ramit Fascinating hand signals used in high-end restaurants. http://t.co/eNzj1n1d Wed, Oct 12 19:29:11 from Timely App