The act of Taking a number 2 (fecal deposit) in the toilet.
One must be certified in the methodology so one does not leave the toilet in such a poor state so as to annoy other users.
Also the name of a widely used change management methodology meanin the users of the toilets are now reffered to as Project Managers
Timon: Hey! an uncertified project manager has been in the toilet again attempting to use the prince2 methodology.
Jordan: You must be joking thats the third time this week! I will write a memo regarding prince 2 certification.