Earlier quoted context omitted.
Why?
Simply stating what you believe is frowned upon here, you are supposed to include your reasons. The basic assumption that we all hold about our opinions is that everyone else would believe in them too if they knew the facts we did, so it is best to accompany all statements of opinion with a logical argument for their validity.
Anyway, out of the numerous reasons I believe 9/11 was an inside job, here's my favorite:
1. On 9/10 David Rumsfeld, the US secretary of defense, hold a pres conference (it's on CNN.com, etc.) and stated there are 2.3 trillion dollars, that the Pentagon cannot account for.
2. On 9/11 a part of the Pentagon, including the budget analysis department rooms, was destroyed. Most of the victims were accountants.
3. Same day WTC building 7 (not mentioned in 9/11 commission report, not investigated by any other authority) was destroyed in NY. Pentagon's primary financial information backup site was inside.
One out of the many, many "coincidences" on 9/11 ...