To help everyone buy and sell tickets, I threw together a ticket sharing Google Doc for the Roost. It is accessible via the link only, and everyone can edit. The link is
3 tabs: Instructions, Selling, Buying
Please add a line if you want to Sell or buy, and remove that line once that transaction is complete. I included a sample line for your reference.
Let me know if you have any questions, problems, or alternative ideas on how to manage our ticket trades in a more organized fashion.