In the message ...
"Arthur Figgis" ] wrote:

On Tue, 12 Apr 2005 11:19:08 +0200, "Alan \(in Brussels\)"
wrote:

a convenient way of emphasising the way road and rail services are
integrated.

I think a clue to the answer may lie here....

Perhaps so far as through unit ticketing and/or timetabling is concerned,
but passenger interchange between tram and suburban rail platforms at Elmers
End and at Wimbledon is exemplary (compared eg with many Tube/Tube or even
bus/bus 'interchanges' in central London). So why not stress it wherever
possible?

Regards,

- Alan (in Brussels)