Want to update Microsoft office 2002 to 2003 or later, how?

Answer 1

use open office it is like ms office but all for free (it is what
i use on my pc that has xp )

http://www.openoffice.org/
the next 2 are for mac
http://porting.openoffice.org/mac/index.html
http://www.neooffice.org/neojava/en/index.php

Answer 2

Check out OpenOffice — it's free, so you won't have to pay a cent or pirate anything, and works with all the same formats that Microsoft Office does.

http://www.openoffice.org/

Answer 3

You buy it.