re 1), we use the 3taps API (http://3taps.com/ http://3taps.com/) to pull listing data. We had to roll our own login system for grabbing a user's listings, whic

re 1), we use the 3taps API (http://3taps.com/ http://3taps.com/) to pull listing data. We had to roll our own login system for grabbing a user's listings, which might run afoul of CL's TOS. Will definitely have to explore options for the long-term.