But one of the best resources I've found is just reading, and listening to, as many books on the subject as I could find to really help deepen my knowledge and expertise.I actually just started listing to audio books over the last year or so and found a great app called Libby, that you can download for free through the Cleveland Public Library system and there's tons of great audiobooks on real estate and investing that I listen to when I'm driving and has helped me a lot!  

After going through 3 bookkeepers who for myriad reasons did not start my books I have gotten a great bookkeeper.

He has several popular books on Amazon. 

I had my attorney file the proper paperwork to redeem the overage, which was recently granted.So I don’t know who you are, but thank you, Ben I would have eventually discovered this but not as early as I did.I can see the book title already.The Moonshot Note Investor: Your Lottery Ticket Out of the 9-5

I am told that if we go under contract, I can review their books during the due diligence phase.  

If you mean paperwork, people hire a property manager or book keeper.

Of course, with all things, the answers to all these matters will depend on the circumstances.California tends to have more laws on the books and requirements and restrictions that it can be a good idea to form a CA LLC for out of state property so that you as a CA resident are covered, and to try to have your contracts fall under the purview of CA courts.

STR hosts, what's your go-to strategy for filling up bookings during slow seasons?

I found that by dropping the cleaning fee to $230 and increasing the nightly rate by $30, I got more bookings. 

Simple, get the book: "Lend To Live".It's "the Bible" of the lending business and it's featured here on BPhttps://store.biggerpockets.com/products/lend-to-liveMike