This sentence needs revision: The van and rollback, hindered by the need to retrieve it’s passengers and lack of room to maneuver, respectively, were hindered even moreso as a formerly-parked Toyota Venza suddenly occupied the parkng lot street access, on it’s roof.

Thanks for pointing that out. That’s what I get for writing at eleven O’Clock at night, in bed, on an iPod Touch. I’ve reworded a few things to make it a bit coherent and flowing.