After all, how often do you talk about living in whatever city you do?
Rhabbi also raises a good point here. Given that your audience online is an international one, unless there's a reason for choosing a specific city, ambiguity as to the location can enable readers from everywhere to envisage the setting as somewhere familiar to them.
anonymouse
"You know that place between sleep and awake, where you can still remember dreaming? That's where you'll find me..."