http://b2memsupport.livejournal.com/20898.html?view=190114#t190114
The more prompts the better!
The list of stalls is here.
http://b2mem.livejournal.com/tag/2015%3Amarket%20stalls
On a personal level, I'd love to see more Gen prompts for both Gondor and Arnor as well as Rohan, Bree and Rivendell where all my favourite characters come from! The Shire also doesn't have many prompts.