http://www.ae911truth.org/flashmov11.htm
This is one of the best presentations about 9/11 that I've seen, along with notice that:
Over 967 Licensed Architects and Engineers
5400 other professional supporters
Demanding a NEW 911 Investigation.
The best couple, two-three video links pasted into in an email with an intro that you want to know the truth asking your friends to please look at the evidence contained in these professional videos and give you your feedback... and if convinced, please get on board w/the petition and then pass along to others.