Rather by the way, but not by much...
I was reading an edition of The Voice newspaper this morning and noticed an ad that said that the Metropolitan Police Service is recruiting soon...
But...
Nowadays before one applies for "the job" one must have earned a CKP;a Certificate of Policing Knowledge. This comes at a personal cost of about £1,000..
http://www.metpolicecareers.co.uk/newconstable/ckp.html
And then I thought I'd try and be smart about it and say the cost was...two monkeys. This got me thinking...
Money slang terms...
http://www.aldertons.com/money.htm
and...
A glossary of terms used in Crime Fiction (to help you plough your way through Mickey Spillane etc.)...
For instance...
"You dumb mug, get your mitts off the marbles before I stuff that mud-pipe down your mush--and tell your moll to hand over the mazuma."
http://www.miskatonic.org/slang.html
Something for everyone?

Ignorance is bliss, bliss is happiness, I am happy...to draw your attention to the possible connectivity in the foregoing.