The predictions are that passenger numbers will rise by hundreds of thousands on the rail network in much for the south over the next ten years.
Faced with that collosal increase, Network Rail's announced it's to spend another £38 billion pounds improving stations and railway lines.
That sounds like a lot of money - but is it enough? And what do you get for that figure? Our Transport Correspondent Mike Pearse speaks to Anthony Smith from Passenger Focus and Fiona Taylor from Network Rail.