Tin Shop business. If you've got a taste for antiques, tap into that passion with a tin shop. Business Overview The demand for custom-manufactured tin flashings and products is enormous, and starting a tin shop that fabricates these items can put you on the road to financial freedom. The business can be launched right from a basement or garage workshop and only requires a minimal amount of equipment, such as a metal break, tin sheers and a spot welder. Of course, the main...