http://theyresearch.com/2008/02/13/they-say-you-need-thick-insulation/ You Know What They Say...on our show we attempt to debug popularly held notions about all sorts of things. From things like they say you should pay off your mortgage to they say you should invest in real estate, we take deep looks at what works and what doesn\'t, what\'s real and what is not. Tue, 06 Jan 2009 13:09:06 +0000 http://wordpress.org/?v=2.5.1