Burglars' Chalk Symbols

http://www.manchestereveningnews.co.uk/news/greater-manchester-news/burglars-leave-da-pinchi-code-5840802

Manchester Evening News [UK]

5 September 2013

Burglars leave 'Da Pinchi Code' chalk symbols believed to mark up Salford homes as potentialtargets

It is believed that the marking could have been made by a would-be burglar who leaves small chalk symbols on the side of properties in preparation to commit crime   

By Katie Fitzpatrick