Originally Posted by spic

It doesn't really matter what your friend says, the officer *thinks he* clocked you going 81. He doesn't have to show you the radar, he'll have the paperwork in court showing it was tested and calibrated a few hours before he clocked you going 81, so you're screwed on that account.

Like vbgsx said, claiming faulty equipment on a ticket for 31 will probably just get you laughed at and/or tick the judge off.

The lawyer may be able to get it dropped to a regular speeding ticket or an improper driving ticket, but you're getting a ticket of some type. I guarantee it.