I've opted out a few times. My experience has been pretty much like jchrisa. Just tell them that you are opting out when it's your turn.
They would find someone to pat you down along with another officer to watch the process. Pat down takes less than a minute but wait time for officers to become available can be up to 5-10 minutes.
They would find someone to pat you down along with another officer to watch the process. Pat down takes less than a minute but wait time for officers to become available can be up to 5-10 minutes.