Seems like an ideal, if legally questionable, use for Bitcoins.
http://www.smh.com.au/world/nose-for-money--labradors-hone-in-on-hidden-fortunes-20120813-244at.htmlPolice cracking down on tax dodgers smuggling cash out of Italy in their shoes, underwear and even cigarettes have announced a steep increase in seizures, thanks in part to the use of labradors trained to sniff out bank notes.
In the first seven months of 2012, police at ports, airports and border crossings seized 41 million euros ($47 million) - up 78 per cent year on year - from travellers trying to avoid creeping austerity taxes in Italy.
