I don't play with picks, but I've spent lots of time with great players who do. If they're any indication, thumbpicks are for going down. That's it....
Just like anything else that's fragile and requires care when handling. Don't leave it in the sun or in the car. Otherwise, nothing special. Humidity...
Ukulele n00b. I've been playing music for about 6 years mostly Irish Trad on the tin whistle and concertina.
Originally from Hawaiii, I've been in LA for 30 years now.
Married with pets.
Aloha!