Buffalo changes very quickly block to block (not just ZIP by ZIP) and it is crucial that you understand this prior to writing any checks. 

Also, do you have pictures showing EACH AND EVERY window handle prior to move-in?

It's not normal to do it prior to an accepted offer.

I'm not sure how they paid so that may or may not be a solution here...The other thing is technically your tenant owes you still, and the prior LL may be liable for fraud.

We are fair housing compliant regarding animals.Our tenants’ safety and the peaceful enjoyment of their home is important to us, so we do a credit/criminal background check on all applicants aged 18+, as well as employment and prior landlord verifications.

Just that now I’m responsible for 3% that prior to the lawsuit I wouldn’t have been required to pay.  

Starting with a smaller property or a few fix-and-flip projects can help you build equity, gain credibility with lenders, and better understand the process before scaling up.Securing funding for larger projects can be challenging without prior experience, but options like hard money loans might be worth exploring.

Politely and clearly, make it extra clear that all information will be verified including income prior to the signing of any lease.  

Quote from @Jay Hinrichs: Oregon finally passed legislation to reel in unlicensed wholesaling its in this months publication from the state RE agency.Highlights:Goes into effect  July 1 2025Requires:On line application to become a licensed wholesaler  ( RE agents exempt from this of course they already have licenses)Name of company and individuals who will be performing these services.Each one needs a full criminal background check and approval prior to receiving the license.300.00 annual fee for the license.Written Disclosures in Bold 10 point.These must be given to Buyer and Sellers prior to entering into a wholesale contract and signed for.Also RE brokers assisting wholesalers need to give these to potential buyers and sellers.

.: I haven't passed this past legal review so for what its worth: Part of my standard requirements for everyone include income is at least 3X rent, minimum credit score, say 640, Clean record and no evictions as well as deposit is paid in full at signing of lease and 1st month rent is paid in full prior to handing over the keys.