These are all good options.

Bonus depreciation done via cost seg is recaptured differently.

I'd be happy to discuss whether or not this would be right for you if you're interested in a lower-interest option vs. a HELOC. 

Would this be the ideal market, or are there other rental options we should explore? 

Be prepared that they will be promoting an optional mentorship program at the end.

We are in 11 markets, including Huntsville and would be happy to set up a call to talk over some options. 

We can close under a personal name, but most chose the LLC option.

If a HELOC isn't an option due to Texas laws, you could consider a cash-out refinance with another property or a portfolio loan, even if you want to keep your current rate.

But like @Henry Clark said and others in this post there are options you can consider.

Rates may still be high, but sometimes they’re more flexible with repayment options than a mortgage refi.Family Loan Structure: Since you have an existing interest-free loan from family, you could talk to them about restructuring or even adding onto it, if they’re open to it.