Here’s your daily reminder that our civil justice system depends on good-faith compliance with discovery requests. And that judges don’t take it kindly if they suspect you’re cheating.

The latest example: an anti-counterfeiting action by Abbott Laboratories against H&H Wholesale Services involving diabetic test strips. Last week, a federal magistrate judge revoked H&H’s attorney-client privilege based on “probable cause to believe that a fraud has been attempted or committed.”