Self-defeating

A couple of days ago, the phone rang.  The line was full of noise and dropouts; I caught only one word: a guy saying "Hello?" with an Indian accent.  I asked, "What are you?"  There were several more seconds of static and garbage, then the line went dead.

Yesterday, I got a second call -- same crap on the line.  I asked, several times, "What are you selling?"  Eventually the guy replied, through the noise: "... Not selling anything.  We want to offer you a free cell phone..."