Work can wait. Your life depends on this. Come to think of it, your job does too. Many of us say "Ah, my drinking never affected my work..." but we're only one blackout, one rogue email to the wrong recipient, one dui from losing our jobs anyways.
Leave the cellphone at home.
If you're already planning on doing this your way and not following the rules, I am pretty worried for you. I want you to succeed. Please follow their program 101 percent. You're fighting for your life here.