BiggerPockets is full of resources designed to help you along your journey, whether you are just getting started or a seasoned investor.

What matters is that you're about to buy a property that will help you offset your mortgage in a big way, shoring up your reserves that you can then use to buy another in a few years.

I’m not sure if a JADU will affect the house’s value, but since I just bought the house in May and plan to live in it for 10+ years, I'm happy as long as the garage can provide a steady cash flow to help offset my mortgage payments.

Airdna, Mashvisor, Awning, Rabbu, and AllTheRooms have calculators to help you estimate what you could make from a particular property. 

Figure out your future goals of what you want to do and work backward to find a strategy that helps you accomplish that goal.

I normally recommend using a Property Manager who works with the program regularly to help navigate the waters. 

You can get help from real estate folks or managers.Good luck!

I highly recommend a well-qualified REALTOR who works with investors and knows how to help you best.7.

I've been told that it helps with the Airbnb algorithm.

Even moving to a MTR fully furnished rental could help..