I always had a girlfriend call me 10 minutes into the date to give me an out if needed.
Bartenders are also your friend. If they know you’re on a first date, a lot will watch your drink and help you out if you need to get out. I’ve had one bartender buy my drink and send me on my way to get me out of a bad (creepy, not violent) date.
CCAP is great - and you can also do a Google Image search. If you’ve never done one, check it out here: