Clever video. I use the phone trick when I'm geocaching sometimes. Wandering around looking for something has the opposite effect of talking on the phone. It's like you have a neon sign above your head that says "Hey, come and ask me what I'm looking for."
Wow, I've blogged for years and some of this was new to me. Thanks for such a thorough post. This article deserves to go on some "required reading list" for bloggers.
Occasionally we have to learn the secret handshake before we can join the club. This post reveals several of those secret handshakes.