In my early teens I started travelling around on the railways, and in the summer I would get a week-long rover ticket covering the whole of the Midlands.
I already had a camera by then, so I started to photograph as many interesting signals as I could find.
Lock and key parties are more like a singles party.
We are a member of the Online Dating Association (ODA) which was set up to ensure high standards of behaviour by dating service providers serving the UK.
My original aim was not to provide detailed explanations of signalling here.