#1 MilitaryByOwner.com Property Management Resources While you may be using a property management company for your rental, the resources on this page are great information for rental owners. Their resources include landlord basics, how to hire a manager, tenant screening tips, and an e-book guiding you through common issues when renting.
#2 Avail's article on electronic rent collection Many owner managed rentals collect rent via PayPal or Venmo without realizing business transactions carry a 3% fee as of the writing of this article. While you may be unintentionally getting away without paying the fee, there's always a chance your account will be flagged, and you'll be hit with a huge bill for back due fee collection.
#3 RentPrep.com RentPrep has been one of my favorite resources for managing rental properties. They've been progressive and at the forefront of the changing world of everything thanks to tech innovation. Check out their Podcast, newsletter, or Facebook Group which has become invaluable to me as a manager.