It houses the moot administration (where teams and arbitrators register, the arbitrators pick up and hand in their score sheets, and tickets for the awards banquet are available), the MAA (Moot Alumni Association) desk, displays by various sponsoring law publishers (often offering special "moot deals") and - maybe most importantly - chairs, tables and lounge areas for the participants and arbitrators to meet and linger.
The moot administration is housed here (where teams and arbitrators register, the arbitrators submit their score sheets, and tickets for the awards banquet are available), along with the MAA desk, displays by various law publishers (often offering special "moot deals"), and - most importantly - seating, tables, and lounge areas for participants and arbitrators to meet and stay.