There are a number of threads on ARRCOS vs. Shotscope so I thought I'd create just a general ARRCOS thread.  A question for you current ARRCOS users, what percentage of shots or holes aren't picked up by ARRCOS? If you read some of my ARRCOS vs. Shotscope posts , my wife has had some 'start-up' issues with Link, which BTW has been replaced by ARRCOS. With the new Link, it's picking up the satellites, and the phone is synced with the Link. Also as background the sensors were installed about