(1) do not fear investigations, but welcome them.
(2) do not consider pardons.
(3) do not denigrate and/or fire investigators.
(4) do not constantly change their story.
(5) do not blame the media (kill the messenger).
(6) do not constantly focus attention on the investigation.
(7) do not spin webs of deceit.
(8) do not blame those around them, friend and foe.
(9) cooperate with the investigation.
(10) focus on what is important, and not be constantly focused on self preservation.

JUST SAYIN'

Did I leave anything out?