My dealer threw Supaguard in as a 'no cost' option on my new M3 cab, and like the original poster, I was initially concerned about having it applied after reading lots of negative posts. But I have to say I am thoroughly impressed with the results. The paintwork looks gleaming everytime I hose and wipe it down. On a recent roadtrip to Spain (review and pics
http://www.m3post.com/forums/showthread.php?t=167985 ) I must have killed about 10,000 flies on the front of the car, but they were very easy to remove, largely I believe because of the Supaguard.