Iron-on PCB Etching Film

For the first time, I'm trying out some iron-on-peel-off PCB film for etching copper plaques. As with any new thing, there are hiccups -- sorting out how to get it through my laser printer without jamming, for a start. And also, I forgot to reverse the text, so I'll have to do that one over. Apart from those issues though, it looks like a useful tool. Now I just have to research how to get it off…