1.
Emoticons Must Be Selected Carefully
2.
Try To Keep The Font Size Less Than 24
3.
Exclamation! Points! Are! Not! Periods!
4.
All Caps Is Overwhelming
5.
Incoherent Abbreviations Confuse Everyone
6.
Too Short Of A Reply Is Insulting
7.
Comic Sans Should Be Avoided, Always
8.
Don't Trap Anyone Under An Email Avalanche
9.
Walls Of Text Are Unclimbable
10.
Gigantic Images Are No Fun
11.
Finish With A Strong Signature