This is really interesting

OK. So gmail has all the features you need in order to do basic word processing:

1. Spell Checker
2. Variable font size: cool.
   
3. Basic set of fonts -- Times New Roman, Arial, Courier New
   
4. Bold, Italic, Underline (with shortcut keys)
5. Numbered Lists

Right Justification

Center Justification

Left Justification

• Bulleted Lists

Bonus stuff:

1. Highlighting
2. Linking
3. Colored Text