I would echo the part about not asking if you can sit somewhere - just do it.
If for whatever reason they don't want to talk to you, meh, move on to someone else.
For all you know they could be a serial killer and you dodged a bullet. Or worse, a JW.
If for whatever reason they don't want to talk to you, meh, move on to someone else.
For all you know they could be a serial killer and you dodged a bullet. Or worse, a JW.