Interestingly, no documents other than passports and a check were required - and renters with no sailing experience were encouraged to enroll in a two-hour hands-on training session.
John pretty much knows what he's doing - and he's not a risk-taker. We got caught in a chilly rainstorm in the channel between Nevis and St Kitts, and that cast in his eye says: "I'm /really/ enjoying this hot chocolate".
I should mention that he enjoys woodworking and (my bad influence) browsing the LV catalog. In previous lives he was an ASW pilot, then a Presbyterian minister. His O'Day is "Sanctuary" and the dinghy is "Pew". :)