preference menu suggestion

I have several Ubuntu and Windows VMs often open at once. The live thumbnail is basically a bunch of terminal windows. If I choose to display "OS Icon", they are all the same (per OS type), which also isn't helpful. I'd like to be able to provide an image per VM to use as a dock thumbnail to...

You should have a preference to auto-launch Parallels Toolbox on the Mac side when the Parallels app is opened and quit it (Toolbox) when Parallels app closes, to reduce clutter on the menu bar. I don't see the need for when Parallels isn't running. If there is a reason for it to be in my menu...