1.  Pretty sure any federal court is going to affirm the authority of state and local governments to regulate the operation of motor vehicles.
     Thinking is going to be, state and city can't regulate delivery of mail, just the use of the van the Post Office chose to use instead of horses.

2.  Pretty sure this was just some dumbass attorney bluffing to make the city give up.

3.  Pretty sure this creates a job opportunity for dpenguins.

it should be

actually Obama would make a lousy postman

RESIDENT:  What you got for me today, Barry?
OBAMA: Well it could be anything.  And there are those who insist it's just the same old bills and false advertising.
RESIDENT: Oh.
OBAMA: But some of us cherish our spirit of hope.  We remember there's a Christmas, and birthday presents.  We haven't forgotten the first time we got a paycheck in the mail, or that love letter from that person we didn't dare believe cared.  We remember getting accepted to college, and finding out we qualified for that mortgage.

Those are the letters I'm proud to deliver. Those are the letters that have us checking the mail every day, instead of letting it pile up inside because we've forgotten how to care.  Some of us still care, and share the caring, and build that brighter tomorrow!  We find that Golden Ticket! We earned it! And we'll celebrate together!
RESIDENT: Ooh! Ooh! What I get? What I get?
OBAMA: It's postage due on delivery, that'll be $4 to find out