(02 Dec 2014, 10:09 pm)aureolin wrote Adam, I'd highly recommend you stay clear from London bus stations. They're really anal about most stuff down there, and it's really not worth the hassle. Plus there's plenty more places to choose from.
Yes, when I was down there in October, I saw two people taking photos of buses, and there was a police officer who didn't approach them, but seemed to always have one eye on them, if you know what I mean!