In message L8hMn.16057$dN2.14281@hurricane, at 00:09:30 on Sun, 30 May
2010, " remarked:

Are there any plans for Balham or Clapham South, on the Northern Line?

If they built a large P&R carpark at Balham and promoted the interchange
with intercity at Euston and Kings Cross, it could become a Gateway to
the north.
--
Roland Perry