Muslims in England have reaches a landmark 5% of the population, and are feeling their oats. They now define areas in several towns as Shariah zones, exempt from English law, and subject only to Shariah. To this end, they have begun posting warning signs:
Click to enlarge. Of course it's all about righteous Muslims being oppressed by nasty crusaders, at least in their minds. Gates of Vienna posted on this and left the link. In the comments was a suggestion to make up overlying posters in a similar format describing what is permitted, such as lying, stealing, and murdering. See your local Imam for a list of approved targets, and get your score card here.