Tell A Whopper? Want to Fess Up?
I think this article is great, well-written and to the point.
The only thing I would add is be prepared to be second-guessed, questioned and doubted for a while until you are trusted again. He who is truly sorry will anticipate and accept this ramification of their actions gracefully, with kindness and love — in even the face of adversity. He who doesn’t, in my opinion, isn’t sorry.