On: I spend £8,500 a year to live on a train

[Smar]

Here in Finland, I've only ever purchased tickets from the machines on stations. I suppose they are not used in most countries?

[bpye → Smar]

The UK has both, you can buy digital tickets, you can buy tickets online and pick them up at the station, you can buy them on the digital machines at the station or at larger stations you can buy them at the service desk at the station.