If you find yourself knocking toilet doors more than before, you may be pregnant. (doctor-info.website)
I have just been talking to a pub landlord in Wolverhampton who can't put locks on toilet doors because of the drugs menace - he doesn't beleive the crime statistics - he says things are getting much worse. (conservativehome.blogs.com)
Hang them near the washbasins, on the back of toilet doors and in your classroom. (qaeducation.co.uk)