Once she receives a voucher, you’ll need to register as a Section 8 landlord and have the property inspected to meet HUD standards, which can take 30–60 days.If you want to move forward with rehab quickly, a cash-for-keys arrangement might be faster.

3. what type of deposit / reserves can you provide in case the monthly rents you receive do not cover the rent you pay me?

They multiplied what they received.

Received access to mortgage portal to ensure all payments are made (including escrow).Anything else here I should do or not do if acquiring for the long-term?

If you paid with cash or checks - you need to send them 1099-NEC.I know they won't give you W9s after the fact, but at least try: send emails or texts requesting them.

We don't have ANY lenders that pay to receive loans.

https://ktla.com/news/nationworld/airbnb-nightmare-tenant-leaves-los-angeles-home-after-nearly-600-days/#:~:text=(KTLA)%20%E2%80%93%20Elizabeth%20Hirschhorn%2C,according%20to%20a%20court%20filing.

It varies, but when retainage exists that will drive up the cash to continue to advance the project because borrower won't be receiving draw releases equal to their outlay. 

She informed me on December 1st that she was expecting a job offer requiring a January move-out, which she received on December 12th.

If you see someone violating the rules, create a post with "@moderators" and we will receive a notification and respond.Again, welcome to BiggerPockets and happy investing!