Our neighborhood always plays Boo Your Neighbor over the month of October! You drop this note (http://www.teachingheart.net/booednote.pdf ) off at a neighbors with a treat. When I say drop off, I mean put it by their door, ring the doorbell and run. My kids usually do the ringing and running.
Other Links About this fun October game:
http://www.myfolsom.com/boo/ – Boo Grams
http://heatherjslife.blogspot.com/2007/10/go-boo-your-neighbors.html – Go boo your neighbors.