The tenant made the point to say it will be a difficult task to find new housing in 4 weeks and brought up the idea that the courts would likely let them stay longer.

Why don't you "do better" and be kind to Internet strangers instead of leaving them condescending messages?  

You can buy something like a cheap Arlo camera system at Costco and pay for the Internet connection in one of your units.You could ask law enforcement to do routine drive-bys or safety checks.

You gambled your investment capital on an internet investment-promoter.

In exchange, I’m more than willing to help with tasks such as guest communication and messaging.

I'm sure you could have grown the business on  your own, but you're probably having more fun and success doing the tasks you were assigned in the partnershipGino

When I look up this question on internet, it always says that in NYC, its the tenant who pays ...but in reality I am told that about half of Brooklyn listings are no fee (meaning that landlord pays) in order to get it rented fast.   

I see this constantly out in the market place those who want to jump in the RE world that have limited to no resources and they are far to worried about what the equity or money partner is going to make.. or they spend months trolling the internet trying to find that private investor who is happy with 8% or 10% which they never find and they just lose the dream   ... if there is not enough money in a deal to split profit or be able to comfortably pay HML  then the deal is too skinny to start with..

In this post, I'll talk about key care-abouts and tasks once you sign the contract and are into the due dilligence period:1.

How do I find out which neighborhoods are up and coming on the internet.