Also you want to know if there are any security deposits and/or ;last months rents that need to be transferred to you as you can bet that if the tenant leaves they will claim they gave the previous landlord both of these items!

Seller has provided me with booking/revenue numbers going back to 2016, and is claiming the property was booked 316-324/365 days in 2016/2017.  

Will a bank allow me to claim the income from the rentals since I am partnered with an experienced landlord?

It's those maniacs that buy homes cash via quit claim deed off of craigslist that really get screwed.Make sure your property manager is a licensed real estate brokerage.Google Clayton Morris and/or Morris Invest for a cautionary tale of what not to do when buying turnkey real estateUnderstand you can not eliminate all risk, only mitigate it.

., but then the business will have to claim that as income, so it kind of offsets. 

If they fail to pay it, then you have small claims as an option.  

Unfortunately, I never claimed depreciation the entire time I owned it (except for tax year 2021 when I finally was made aware). 

IF, However, they now claim "Assistance Animal", you have a much bigger problem as you cannot refuse a legitimate request for accommodation for disability.

You cannot "co-mingle" Client funds with Company or personal funds.ALL Client funds are deposited to a Client Trust Account, whether it is incoming rents, or owner contributions, or insurance proceeds for a claim on a client's property, or some other source.

I had a young man with a very weak application that claimed a Trust fund of $50,000 but I wouldn't rent to him unless he paid the entire year in advance because he is more likely to spend that Trust money on a truck and then not be able to afford rent.