Originally Posted by
billyf
Absolutely.
this is exactly what Cavern Class is.
standard OW gear
if they have a snorkel it goes back in the car.
only additional gear is a line cutting device (most have a knife), a safety reel/spool (I carry 1 safety and 3 jump spools, so loan one for a dive) and two lights (I carry a primary, secondary and two backups, have about 6 spares in the car, another loaner)
I'm not saying take them on a guided dive to the Hinkle, but giving them a positive encounter with cave divers will be more likely to get them on the right path then telling them NO, Don't or your not allowed to be here.