Your essence is on display as you wait in line for self-checkouts at a grocery store. Ever notice that? The stakes could not be lower, as Katie says, yet the drama can be high. In this edition of Doing What Works I let you see me being petty -- and a good kid -- at once.

Here are your show notes…

“Multiple Server, Single Phase” is a queueing theory.

The (Honest) Truth About Dishonesty is a book of loopholes!

How to Be Perfect is another book of loopholes!