Also, the area I am from will forever have a overwhelming amount of people looking to rent so long term rentals don't sit on the market long there.

Given my objectives as a young investor, which of these regions—Upstate New York or Florida—would you recommend as a more viable starting point for multifamily investments, considering factors like market trends, economic growth, and property appreciation?

Search for  (Henry Clark Self storage will they come).We use a factor of 6 units to 100 people. 

If they prove to be loyal I will give them a lower percentage for being loyal, but not accepting an "I will work with you forever" deal with no proof of concept or relationship.

You still need to factor in those additional expenses.If you'd like help diving deeper into the numbers or need any advice on financing options, feel free to reach out!

This caused a historically unique opportunity for investors - they could buy Class A properties and immediately cashflow when renting them out.This couldn't last forever, and it didn't, as excited new investors drove up prices.

What would you say are the biggest factors when leasing a higher price home?

Charge $2,000/mo market rent to a new tenant then mail old tenant $500/mo forever.

So Cal as a whole, seems to be much more an appreciation play, hence your strong ROE.But overall, and back to what is good for you, it comes down to many, many factors.  

I did not factor in long-term big-ticket capex.Just because it is a foreclosure, does not mean its a good deal.