. >> reporter: special agent in charge, david abbott, is with homeland security investigations, he showed us plenty of confiscated counterfeit goods, many of them items that can harm or even kill you. a fake surge protector, counterfeit brake pads, fake airbags, even a knockoff overhead sprinkler. >> our biggest concern is the illicit pharmaceuticals coming in.>> reporter: everything from viagra, the one on the left is fake, the one on the right is real, and cancer drugs and painkillers. >> usually coming from china, it may or may not be what the consumer thinks they are purchasing, and obviously if you're ingesting something that you don't know what it is, or against a doctor's order, it could be very harmful.>> reporter: companies like apple have sued 30 part -- third- party sellers for hawking goods, and the e-commerce sites listed in a government report say they have a zero tolerance policy for counterfeits.>> if it looks too good to be true, it probably is. buyer's fatigue - as bay area housing costs skyrocket... many are stuggling >>> >>> cotton candy groups, domestically grown, the