I've tried wearing more than one ring on one hand and it doesn't look good. It's overkill, I think. So I think a ring on either hand. Nine times out of ten I'll go for pinky rings, but not always.
Memory is very important, the memory of each photo taken, flowing at the same speed as the event. During the work, you have to be sure that you haven't left any holes, that you've captured everything, because afterwards it will be too late.
Many of the earmark request forms are actually filled out by lobbyists and then just turned in by the member's staff to the appropriations committee.