you have to try using it then you will know what the advantages.
they are some differences in the layout between microsoft office 2003 and 2007. It include the tap, where each of the menu are display.
in microsoft office 2007, you will be able to view the size of font, the colors, the layout, and etc without click on it. you just roll over your mouse, then it display the changes.
but in microsoft office 2003, you have to click on it.
There are many type of Microsoft Office such as Microsoft Office Access, Microsoft Office Excel, Microsoft Office Word, Microsoft Office Outlook, Microsoft Office PowerPoint and Microsoft Office Publisher.
Microsoft Office Access : create databases and programs to track and manage your information.
Microsoft Office Excel : Perform calculations, analyze information and visualize data in spreadsheets.
Microsoft Office Word : Create and edit professional-looking documents such letters, papers, reports, and booklets.
Microsoft Office Outlook : send and receive email, manage your schedule, contacts and tasks, and record your activities.
Microsoft Office PowerPoint : Create and edit presentation for slide shows, meetings, and web pages.
Microsoft Office Publisher : create and edit newsletters, brochures, flyers, and websites.