1. Very rich
2. Very liberal (Around 99.9999999% of Brookline voted for Obama. The 0.0000001% that didn't were hunted down and tortured until they confessed, then burned at the stake.)
3. Very white
Everyone in Brookline are all complete fratboys and think they're black. The kids in Brookline are completely spoiled and complete wiggers.
Brookline kid: uuuhhh, you're a complete jackass.
Newton kid: whatever, I didn't want to hang out anyways
Person #1:"Hey, lets go to Newbury street!"
Person #2: "Wait, let's go smoke some blunts first.."
Person #1: *Looks in wallet and finds a 20 dollar bill* "Naah man, don't got the money."
It is slightly more upscale than Brighton (which is a favorite of students) although many students and younger people do live there, and unlike many other places in the Boston area, there is ample parking.
For more information, check the <a href="http://www.town.brookline.ma.us/">Town of Brookline</a> webpage.