I think the simplest summation of Booking is that if you are willing to live with very limited and frustrating customer service it is a great tool to fill gaps in the calendar. 

Failure is the required ingredient.

It’s the simplest way to get a feel of what it is like to be a landlord without going through the hassle of managing rehab projects.

CredibilityIf you have these 3 ingredients, you WILL get a conversion—guaranteed.Without getting too deep into this… “personality” is the biggest one.

The simplest way to underwrite a deal here is that peak busy season - July 1 to August 20th-ish - gross revenue needs to cover your PITI for the year.

Sure one unit may have more occupants than the other, etc. but this is quite simply the simplest way and quite arguably the fairest way because of the issues with rubs above ; ESPECIALLY when this understood by the Tenant before moving in -- instead of focusing on utilities for the individual (RUBS) you are focusing on utilities for the space.

They have no phone number for you to call, and so you get stuck in a loop of non-answers for the simplest questions (like what FB group am I supposed to be in, etc).

Your question in (1), my simplest answer is this is why you're not ready to be a Managing Broker, your lack of knowledge, insight and comprehension in this regard. 

This is the simplest method, but it also means your tenants are more likely to abuse the utilities by leaving windows open with the heat or A/C running, leaving lights on, ignoring the toilet that constantly flushes on its own, etc.3.

Adam has the simplest answer.You can buy the parts yourself, watch a YouTube video, and replace them yourself.Go to Google and search for "appliance parts" and find many companies selling the parts.