ASA Channel Manager More new channels, more new guests. ASA is a channel manager that synchronizes your inventory with hundreds of online marketplaces. Push updates from your choice of property management system (PMS) to online travel agencies (OTAs) in real time. It connects with big-name OTAs like Booking.com®, Expedia®, and TripAdvisor®. It has complete integration with niche marketplaces for hostels and vacation rentals. Thousands of hostels, guest houses, and bed & breakfasts in over 115 countries trust ASA. All the Channels You Need Use ASA to push your room inventory to hundreds of online marketing channels used around the world. Open your property to new markets you might not have known existed. From large OTAs to niche hostel markets, ASA supports all the channels you need. See a Sample List of Channel Partners Complete, Real-Time Integration ASA provides two-way integration between your PMS and online markets. When a guest books a room from your website, we push your updated availability to OTAs. When a guest books a room with Expedia®, we update your available inventory on your PMS and booking engine. ASA keeps everything up-to-date in real-time. Say goodbye to unnecessary overbookings.