Quote Originally Posted by slohairt View Post
I don't wear sweater vests, but if I did, I would leave it untucked and go sans belt.
My thoughts as well.
I can add though, as to sleeved sweaters, it depends for me whether or not I'm wearing anything topside underneath; if I am, the sweater stays out - if I am not, then the sweater gets tucked (even my fullweight commando styles).