Thanks I didn't know that they were giving it away now
While it isn't quite on the level of being free, Goodman's 4e $2.00 module, Mists of Madness is for 1st level characters. And if it's neophyte urban intrigues ye seek, Goodman's 4e Sellswords of Punjar takes place in a city (I think it might be the very first 4e module Goodman put out).
*If this poster was still alive and not in tiny mace-smashed pieces, he'd say, "Heh, so there is a thing between the two."- but he can't 'cause he's dead*