Screen Research screen design tool http://www.screenresearch.com/configurator/index.php

Cineak SmartSpec quote tool  http://www.smartspec.us/

Calculates lenses, offset, shifts, etc. http://www.projectiondesign.com/admin/common/GetImg.asp?FileID=2883

Marketnews http://www.marketnews.ca/

GarageMahals pricing options http://www.garagemahals.com/pricing-and-options/

What do I need to get-acoustics http://www.msr-inc.com/need.html