Parson's Law 

Doing something right the first time.

Michael was rejected from Harvard University for failing to follow Parson's Law. He didn't fill it out properly his first try.

Parson's Law by Dorm Chief March 6, 2013

homeless person's law 

a "homeless person's" sign can only say 'god bless' it CANNOT say, 'god bless YOU'!!

space alien seeking $$ -god bless! is an example of homeless person's law

homeless person's law by michael foolsley December 3, 2009

Parsons' law

The law stating that a piece of equipment will not work, named after physicist Nick Parsons

This Maltese cross tube isn't working, clearly it obeys Parsons' law!

This is not the way it should be, it must be Parsonic.

Parsons' law by Lsymms December 15, 2013