I'm a In-House courier for a print shop in phila. I don't go "long" distances (30 city blocks maybe) but I do carry some heavy stuff sometimes. there is this one chinese guy that work for a place called JoJo (20th and chestnut). he work everyday, rain, wind, snow, hail, fire, godzillas, etc. he's like 60. Bike Food Delivery count in my book.