I know I may get scolded and am rather new to the forums but if it looks like the black scuff is paint from another object take a little bit of lacquer thinner or mineral spirits to it and try to wipe it off. Obviously don't over do it or leave the rag on the finish. Wipe it on..work it a little...
Oh goodness...more reading! Let me tape my eye lids open now :). But seriously Mike, you are truly inspirational and just know that us newbies truly appreciate the time and effort you put into your reviews and articles. My ears are actually smoking now from endlessly searching this site for...
New to the forum and this thread is my lifeline. Never knew there was so much to detailing. It's an endless supply of knowledge. Just started a couple of months ago and I haven't stopped researching yet! Thanks Mike for all the valuable and priceless info!