Vetting is simplified and people generally pay in advance to Airbnb from which I get my rental rate of approximately $100.00 per night less Airbnb's cut. 

This will simplify the transactions, loans, refinancing and at umbrella insurance policies are some of the cheapest risk mitigation you can get. 

But this would simplify things, making the surcharge just for heat.Any thoughts on whether you actually need them on both the washer and dryer, or perhaps just the dryer would do?

It does not have bill pay but it is something that can help you get organized and simplify the daily tasks.Hope that helps!

My clients that do it are bigger developers with dozens of properties and do an LLC not only for asset protection, but to simplify underwriting.

Usually GP money has no hurdles, and you also get a % of the hurdles that is going to the GP on cash flow and sale, so you would make a much better multiple on your money as a GP instead of an LP.In terms of a waterfall structure, it's so subjective, but I prefer to not take more than the investor unless it's a higher threshold, and I only do 2 hurdles max to just simplify things.

Lets connect soon to discuss what your looking for and how I could help simplify your home search.

Some real estate investors argue that it is alright to be a couple of years in the negative is ok because appreciate would equal things out, however I do believe many people overestimate the amount a person can raise rents year over year and the true costs of a rental property.To simplify the analysis I will follow with the basic rule:Market Rent: $2,000Rent Appreciation: 2%Property Tax (monthly 230)Insurance (233)Interest Rate: 5.5Real Life Cost: 10% Repairs, 10% Property Taxes, 10% VacanciesYes I know that there are many more factors but then this article would be absurdly long

I have a few spreadsheets that simplify the process of determining cash-flow on  a property, etc.

If so, it makes sense to form the LLC to simplify things.