Commercial grade software for US income tax

I need a Commercial grade software made for US income tax preparation and online gui (web based and self extracting executable cd/dvd) income tax preparation software example are like: 1) [login to view URL] 2) Tax Cut 3) Turbo Tax 4) <[login to view URL]> 5) <[login to view URL]> FEDERAL and ALL STATES (later modules for corporations, etc) a) must also capture customer info; name, address, email b) need a free look at software: a free dummy trial or video demo (must show how easy it is to do by customer himself) c) need to ask questions that would determine what papers they have in hand, to determine forms to be used from [login to view URL] d)have a method of delivery/final review of customers tax forms by a person in our company, before sending to IRS and electric filing option or PDF print. all forms are avaialable at <[login to view URL],,id=97817,[login to view URL]> as formfill