This might include your permits, proof of substantial rehabilitation and other relevant documents.

Other options include refinancing if you can get a lower rate or bite the bullet until April.  

Here are a few below:Generally, buying through your personal name can reduce the interest rate - commercial rates on LLC mortgages are usually higher but you can research thisMost LLCs on incorporation don’t have any credit so it may be difficult to find. a lenderIf you own the property in your personal name you are exposing yourself to more risk and will want to transfer the property into LLC as soon as you canIf you own property in your personal name and transfer to LLC the lender may not allow or can call the entire loanLLC or personal ownership you need insurance.If you search the forums for this topic using the magnifying glass feature in top right corner of your screen on BiggerPockets you will find a lot of discussion on "Quit Claim" "Buying through LLC", "LLC or not" etc....

I'd recommend to first look at where you'd like to invest it to see if it's feasible or if you need to adjust your buying criteria.If you're not in the market for something new then I'd look into adding an ADU on the lot and upgrading the windows on the main unit to triple pane glass so that the noise doesn't bother your future tenants.

A few other great advantages to section 8 outside of knowing that rent gets wired directly to your account on the monthly like clockwork or in the case of Neighborhood Legal Services a check lands in your mailbox monthly like clockwork, is that section 8 is Covid proof.

Proof that your property taxes are in good standing.

She has decided he is using her trash cans, even though there is no proof.   

I've been woken up late from parties, broken glass, revving engines, etc. - I've had to haul away a ton of trash, cans, dirty clothes, etc.

They were inherited with no proof of rent's but have been there for a long time.

Now you have the burden of proving that your text message is legal proof that your lease was renewed (I wouldn't go to court with that argument).