Every vendor catalogue at the show had sleeve that advertised retail products
that promote the use of
IAC2 inspectors. There were over 3,200 vendors at the May 6-8, 2008 show in Vegas
and IAC2 was everywhere. IAC2 inspectors are recommended in over 50,000 retail
outlets across N. America:
https://www.nachi.org/50000retailoutlets.htm
Paige, Nick, & McDonnells at Vegas Hardware Convention, May 2008.