Another channel can be going direct to companies that often send employees in work projects, or consulting firms are famous for having their staff live away from home for 3-6 months or longer, at a time. This takes more relationship-building one-on-one work but could be a great channel. Also professional relocation firms can be helpful if you want to target higher-end professionals.
It should go without saying that having your own site and building a solid Seo program
airbnb management software is probably the best way, because you can decide all the terms and pay the least amount of transaction fees.