Yeah, I've singined to it too, but at first I wasn't sure if it was working properly as i tryed using it to resteem some posts. But I just tried the minnowsupport vote up right now and it seems to work nicely!
so this is a pretty good advice too for freshman like us ! =D
cool, and you dont need to pay again now.... just everyday go in there and order an upvote :) i love it :)