Hi rachetta,
If you need any of the advanced features offered by Word, I think you'll find LibreOffice disappointing. See:
http://en.wikipedia.org/wiki/Libreoffice
You might also be interested to know which Word/Excel features are not supported by the ODS & ODT formats used by LibreOffice. See:
http://windowssecrets.com/forums/sho...l=1#post839027