Saw this in a BT phonebox:
It’s a good point: Vs mobiles, payphones don’t get flat batteries – an obvious, simple, clear benefit.
However, I can’t help but think that seeing this message, after your mobile has just died, would make you want to smash the poster repeatedly with the payphone handset!
Perhaps Ronan Keating (or Keith Whitley, originally) had a point: ‘You say it best….