County and law school libraries also have examples of forms and procedures.

What is the correct procedure if the property is empty by March 1st but I never got the keys back?

Depending on the location in NY there will be a different tolerance "strictness" when it comes to following the eviction procedure.

Yes, one can, but the procedure is complicated.

I think in VA if it's in question, I have to post notice that tenant must notify me in writing within 7 days if they intend to stay and if no response, I can assume it's abandoned and follow next procedures for turnover and security deposit. 

Assuming they're refusing to pay, pore over every detail of your lease and proceed with exactly the processes called out by it (and get advice from your lawyer concerning State laws/procedures to follow in case they may trump your lease terms). 

So going over the lease and the duties and responsibilities while we sign it is part of our onboarding procedure and tenant training!

Specifically, ALWAYS work on providing safe conditions and law-abiding procedures.

I am the recognized expert in ALABAMA tax sales law, policies, and procedures.

They would conduct an investigation as to the viability of the notice procedure and if they were satisfied, they would then issue title insurance.