Just to add to what has been said here - if the seller described this as a triplex on the sale documents, they might have a legal liability.  

To legalize a curb cut in NYC, your first step is to hire a licensed architect or engineer.

It’s incredibly messy and time consuming.

It couldn't hurt to call a couple attorneys right away to see what they say in terms of cost and suggestions for dealing with this quickly.In terms of mitigating any legal issues with your tenant be sure you are documenting every conversation you have had with the HOA in terms of asking them to make the necessary repairs.

The road to recovery is long, messy, and full of setbacks—but it also taught us something important: with the right support and determination, rebuilding isn’t just possible—it can create stronger, more resilient communities.Now, as wildfires tear through LA, I want to share the lessons we learned to help others rebuild with hope and purpose.

Maybe they've been burned by landlords in the past and are being very careful.You can legally reject them based on personality, facial tattoos, body odor, or other factors, but you better make sure you can prove that it wasn't based on any protected class like race, religion, familial status, etc.

At that point, the clock will restart by 5 minutes after every counter bid, until the bidding stops.With mortgage foreclosures you'll want to guarantee that the property is vacant to avoid going through a messy eviction battle. 

In the program, it appears that you offer a Pre-Loan Application-- perhaps this is how the program is legal?

After a grace period of 1.5 days give another notice and mention legal action or law enforcement5.

In real estate its messy and there are always repairs and capX projects that seemingly pop up from time to time.