However, you should always do some market research, talk to an attorney, and be knowledgeable about the law in NYC.

Each jurisdiction has its own laws but I know from a padsplit operator's testimony in Jacksonville Florida that she had to go through the eviction process. 

That law sounds pretty specific. 

Like @Michael Baum said check on the laws first. 

I recommend quoting your state law for right of entry, or something very close to it.I say we will inspect, but I don't give a timeline or frequency.

They know the market, understand contracts and law, are experts at negotiation, provide a second (objective) set of eyes, and more.

If she's month to month give her 30 or 60 days' notice (whatever is required by law). 

With blockchain, every transaction is recorded (e.g. see my BP post from 5 years ago), hence why governments like buying the currency... for law enforcement purposes.

I don't know much about real estate law or the inner workings of the business, such as underwriting deals or identfying good deals and locals to invest in.

Quote from @Kar Sun: It appears the law requires you to allow them to attend, inspect together, and mutually agree to a list of damages: https://codes.findlaw.com/tn/title-66-property/tn-code-sect-...Print that off and follow it.Make it clear to her that she is not permitted to bring guests.