This sounds like a job for Goldilocks:
http://miami.craigslist.org/mdc/bik/1434864846.html
package of 3 bicycles - $100 (aventura)
Date: 2009-10-23, 5:44PM EDT
Reply to:
sale-sbxxg-1434864846@craigslist.org [Errors when replying to ads?]
bicycle for girl
bicycle for boy
bicycle for men
need to be refresh because stay outside
sale cash only
call 786*******
-Kurt