Decent DIY equipment can be had at a reasonable cost. A big percentage of quality is down to preparation and cleanliness.Might be worth checking out Practical Classic mag, see if you can find a product testing back issue so see what came out top.Maybe something like thishttp://www.frost.co.uk/item_Detail.asp?productID=8772&frostProductName=Apollo+Spray+Mate&catID=24&subCatID=34&FrostCat=Painting&FrostSubcat=OthersThe old fella uses a similar compressor-less device for his work, although not car panels the paint materials are the same and he swears by them.I've seen show winning cars with DIY paint, done in garden sheds. It can be done with time and patience.