As I was walking up Cockburn Street in Edinburgh on the morning of 3 October 2016, I noticed this sign on a door. Free what?
![](https://www.wasaweb.net/images/article-images/2016-10-03-free-1.jpg)
Well, it is not as what you might have immediately read. In case the picture above was not clear enough:
![](https://www.wasaweb.net/images/article-images/2016-10-03-free-2.jpg)
It certainly stood out.