Seeing as it is such a major plan, they have little to show on the internet - this is one partner in the project
http://www.prioryland.com/
Good to hear they are doing ok, I dropped them some leaflets this morning whilst they were setting up. I think it is just a trial to see what days are best at the moment, but they are thinking about missing a couple of weekdays and doing the weekend instead.
Think it is just a matter of getting the word out - down about Portsmouth there are a couple of vans that have been thriving for years and always good business !