You can do almost anything on a mobile phone these days.

Read the paper, book a flight overseas, send emails – but you can't claim compensation from Melbourne train operator Metro for poor performance.

Stopped in his tracks ...Perryn Fowler with his online complaints system. Credit:Joe Armao

You can't even fill out the form.

Commuters are forced to print out the form or collect one from a station, fill it in with a pen and mail it.