IT Troubleshooters

Like other applications from the Microsoft Office suite, Outlook 2003 and 2007 comes with a bundled spell-checker. Unlike other email programs, Outlook benefits from features in Office, like AutoCorrection and custom dictionary.
To access the Spelling Options in Outlook 2003 and 2007 , go to the Tools menu, and choose Options. Then select the Options dialog’s Spelling tab. Outlook 2003 and and 2007 can help you by checking your spelling and/or grammar as you type your emails. Outlook’s Spelling Options allow you to configure the degree to which you let Outlook control your publications.
The Always suggest replacements for misspelled words checkbox controls whether Outlook helps you or not by underlining with a wavy red line words it perceives as misspelled.
Whether or not Outlook checks your spelling while you type, it can prevent you from sending out misspelled emails by enabling the Always check spelling before sending option, (off by default), and give you a last chance to review your text before emailing it.
Ignore words in UPPERCASE instructs Outlook 2003 and 2007 to skip any word in uppercase character not in Office’s dictionary, (like acronyms).