This.
Try buying an ordinary single and a super off peak return with a senior railcard (the cheapest way for me to travel before 9.00 am) without computer saying no.
The staff at Faversham station have saved me a mint. And largely saved chavs from cycling off the platform onto the track...
And my contribution to the nurses' salary, because I wasn't ill.
And the police, because I wasn't a victim of a crime.
And the army, because I wasn't invaded.
And so on.
For those who disagree . . . you're a socialist. Fact.