Don asked me to start a thread on this stuff. Can't say I am an expert, but I probably have more experience and luck with the stuff than most.   A few things to consider before even using it.  It will never match solvent based when it comes to gloss. If you must have a mirror, it won't satisfy you. There is a clear coat, and fanatics can do the super fine sanding with clear coats to finish.  But it will still not match. But if almost as shiny, but safer seems good to you.   System 3 is