Are you sure you're thinking of Portland? Portland is consistently named one of (if not THE) America's cleanest cities. http://www.google.com/search?q=americas+cleanest+city
What are you comparing it against?
What are you comparing it against?
I might as well compare it to my tiny hometown in orange county, of course I'm going to reach a ridiculous conclusion about it's employment level and cleanliness (and tattoo level?) I think you would hate SF btw.