I do it manually (and keep in mind, it also depends on the state and location - VRBO does for some and not for others, Airbnb does for some and not for others) I know many folks happy with Avalara though. 

Hi Maxwell, in my experience the best way to get through the “introduction” phase of real estate sales was confidence.

Depending on the size of your portfolio and what you're doing in real estate, it may or may not be worth it setting up all these entities.I don't run any other businesses. 

Legally, my investment is now depending on Aloha's action.

Depends on the city & airport. 

It will likely depend on where you are looking. 

Depending on your goals and how you are buying your properties you may notice that certain areas are difficult to cash flow in NH depending on your strategy and what type(s) of properties you are looking at. 

I recommend selecting an investment city based on the following criteria.Key Criteria for Choosing an Investment CityRents Must Outpace InflationFinancial freedom depends on rental income growing faster than inflation.

As a few have mentioned, the best way would be to call the listing agents directly, but depending on how much time you want to dedicate, setting and going on multiple appointments with different people could prove to be time-consuming. 

I mean this depends on where you are at financially.