Calls and says it is ERC a debt collection agency and to call them back giving them some long "reference" to access the reason for the call. No idea who they are trying to contact, but I'm not answering.
Robo Calls started Oct 2015 at about once a month, have increased now to every few days. I never answer.
Washington Apr 12th, 2016
Nobody said anything, just hung up.
It is Enhanced Recovery Corporation, a debt collector.