Helen Deborah Vecht wrote:
martyn dawe typed

Full fare I should think , Oyster costs £3,

Only losers pay cash fares.

Every alternative is better. Others here have suggested Oyster, One-Day
Bus Passes & Saver Tickets. They all work out cheaper in th long run.

With the 2007 fares, "the long run" is not that long at all. It's less
than two tube journeys.
--
Michael Hoffman