You can have <B>BOLD</B> and <I>ITALICIZED</I>, <FONT SIZE=+2>LARGER</FONT> and <FONT SIZE=-2>SMALLER</FONT>, <FONT COLOR=BLUE>BLUE</FONT> and <FONT COLOR=GREEN>GREEN</FONT>
Example Results...
You can have BOLD and ITALICIZED, LARGER and SMALLER, BLUE and GREEN