If you need truly free office suite for any use (even commercial), yes, OpenOffice is the best. But... difference in fonts brings trouble (pages, layout, spacing goes awry), support for Office 2007... read more
Yes, there's a request for serial number. I choose trial and continue installing it, seeing so much like Office 2003 (bit nostalgic).
Then I send an email asking if their software are actually tria... read more