You need a skillset that you can manage tenant's expectations and enforce the lease with a professional but firm manner.

Although the percentage of the increase is large, the determinative factors are whether the resulting rent is so great as to shock the conscience of a reasonable person and was effected for the purpose of compelling the tenant to vacate."

That to exercise E.D. in this manner causes HARM to the people, the makeup of area, fundamentally alters the area etc.. 

In our company we basically use the cloud based expense reporting software that takes care of the accounts, invoicing and billing in a precised and significant manner.

Of course, managing your own properties is a good thing (instead of having to spend the money on a manager), but you have to manage your property in a professional manner.

.- Tenant submitted a work order for low water pressure in 2 bathrooms- Tenant submitted a work order because the garage door doesn't close all the way and left a 2-3 inch gap at the bottom- Owner initially refused to address either work order- Owner demanding the tenants place furniture pads on each piece of furniture- Owner calling multiple times to speak through the work orders, asking when they've been scheduled, calling a couple days later requesting the invoices- Owner calling because they want to access their storage in the basement so they can remove several pieces of furniture being stored- Owner now emailing requesting multiple property inspections throughout the lease cycle- Owner questioning my experience and relative PM knowledge because I'm not following up with her in a timely manner (the following day after the work order)Keep in mind, this is 2 weeks after the tenants had moved in and the tenants are very happy in the home.This is something we see on a regular basis.

So this person went from raising $10M+ and owning 100+ units to really just being an investor. ya my point was the OP bedside manner.. and maybe he just got super defensive..

While I don't have ideas on compelling Airbnb to do the right thing (unless you have national news reporter friends), what you've reported is one of my fears and you've had a great and successful history of bookings so far.

Can you get the work done in a timely manner?

The only realistic manner to get a rapid enough increase in deployable capital is via appreciation NOT cash-flow.