There are lots of free software at CRA website : http://www.netfile.gc.ca/sftwr-eng.html 5 ]" ?& n# y; u0 f# Q* y0 e$ F. E) x ( ?/ B* u. F' I8 j4 _) d5 f; s. B( mYou can pick a free one. I used StudioTax 2008 and it works perfect! So you don't need to buy.