If I were at Craigslist, I would strongly look at commercializing their listings. By that I mean charging a fixed amount (say $5) for every 1000 results sent to

If I were at Craigslist, I would strongly look at commercializing their listings. By that I mean charging a fixed amount (say $5) for every 1000 results sent to the requester (such as Padmapper). That ways Craigslist gets to keep the revenue while other companies can innovate on top of the massive data which Craigslist has.