i go to the staines riverside shopping quite alot, but i didnt know there was an indoor parking lot...we usually just park next to waitrose in that big outdoor lot next to Vue Cinema.
I live around 15-20 mins away from staines..I go there alot for the cinema and nandos restuarant I live in ascot, which is close to bracknell and camberly, and around 10-15 mins away from windsor.