@Doug
I like the used touch on WW1 or WW2 Warbird's. I think, many "factory-clean" models looks like toy's.................. a little bit oil-staining, a little bit exhaust-smoke, mud from the airfield-ground, scratch and bumbs on the cowling --- that is it, that's live in my model builder-eyes
@Philippe
It's a very easy and fast way.............and looks not to bad
Servus
Bertl