Feature request: Please let me have multiple simultaneous URL Groups (or if this is already possible, I can't figure out how to do it). It also wasn't very clea

Feature request: Please let me have multiple simultaneous URL Groups (or if this is already possible, I can't figure out how to do it). It also wasn't very clear that the URL Groups aren't stored, so I have to re-enter them each time depending on what data I'm viewing? Or am I mixed up there, too?