Like most major cities San Francisco has a problem with Copper theft. They are enacting a new law requiring permits for anyone who sells Copper to recyclers. In theory it sounds like a great idea but what is preventing people from driving to a neighboring city to sell their Copper?
Check out the article here: http://blog.sfgate.com/stew/2013/07/01/s-f-and-junk-dealers-at-odds-over-tough-copper-theft-law/
and if Copper theft is an issue for you or your business reach out to Grid Squared Squared Systems where we can design an effective security system to help protect your equipment.