You may want to talk to an intermediary as they'd have a lot more knowledge on how the whole process works than I would, it's fairly rare that I see something like this happen, but I usually get it once every year or two.

I am not sure if there is an appeal process or if you are then stuck with that rent value.

According to a New York Post story about the incident:“[Adele] Andaloro claims the ordeal erupted when she started the process of trying to sell the home last month but realized squatters had moved in—and brazenly replaced the entire front door and locks.

They can't pull STR data or STR estimates.

I know there are so many variables but having some data points really helps us formulate how we want to proceed.  

I’m in the process of trying to find best area to invest a multifamily in, within my budget, but how do I look up or find areas that are renters area or high probability of renters .

That photographer is not responsible for the long term profitability if those listings so the Investor really needs to own this process, or at least set expectations.

You're going to have to accept that this comes with far-ranging consequences, and if your landlord wants you out and has even the least bit of sense, sooner or later, you're going to be hitting the bricks.As you go through the process of finding another place to live, you'll probably find your new landlord is going to want to talk to your old landlord and ask him how easy you are to work with.

Specifically, I am in the process of acquiring a 5-bedroom, 5-bathroom apartment with a purchase price of $1.2 million and an ARV of $2.25 million.As I navigate through this project, I find myself encountering challenges in managing my time effectively amidst other commitments such as work and school.

Just call up the planning department and tell them what you told us so you can get proper expectations and clarity on your exact process.