But I'm guessing maybe your credit is too low for that?  

Choosing the right lender for a HELOC (Home Equity Line of Credit) can make a huge difference depending on your goals.

House HackAttend as many REI meetups as you can to grow your network of investors for referrals, help through challenges you may incur but don't have experience with, and learn from proven guest speakersNetworking app like blinq to compile all of your contacts for REI in one area with phone and emailbegin conversations with local credit unions exploring what type of loan products they offer

If you are running a LLC for your rentals is essential that you keep all business  funds in a separate account I like Credit  unions the best .

Id go right into looking at local credit unions and small community banks for HELOCs (lines of credit) so you can have a lower blended rate and draw/payback as you please.For the 3F - Since this is free and clear, you would only be looking at 1st position options here in the world of financing.

I would look at it in terms of whether you can afford a worst case scenario where you're covering the deductible and have a credit line or cash to front the re-build cost and getting reimbursed from insurance afterwards.

At this point, I would recommend having a line of credit to cover these things so you don't have money sitting in the bank doing nothing when it could be put to work.I have 33 units, no debt except for mortgages, and excellent income.

What documents do they require, what credit scores do they allow, how do they verify previous rental history, etc.?

Also, townhomes are a great bridge property, it's a common trend that those in townhomes are aspiring for home ownership meaning credit sensitive and with that right mindset. 

So I get this referral from a relative about a tenant who has good credit score, no criminal history, and a good paying job.