If you live far away, professional property management is an extra expense you simply must incur to safeguard your investment.Experienced builder and property manager Rusty Meador notes, "No matter how good of a real estate deal you find, it is only as good as its ability to be managed well."

Such as a private backyard, the ability to have pets where many apartments don’t allow them.  

I'll answer your questions to the best of my ability, but I'm here to learn from the community.

I don't see the ability to make a profit in this market. 

it's just easier than the more advanced strategies...House hacking still takes significant due diligence, skill in analyzing the market and the property, time and effort to learn about tenant screening and property management, the ability to anticipate appreciation/depreciation trends, etc., etc., etc....and even with lots of skill and preparation, things will still go wrong (vacancy, plumbing leaks, bad tenants, etc.)

Will having a larger DTI (cash out & Rehab loan) affect my ability to get a cash out refi loan? 

I consider this forum my mastermind group and place high value on ability to reach out to experts.

An Engineered Cost Segregation Study gives the ability to substantiate the replacement costs to the insurance carrier.

I've heard some pretty horrible anecdotes about getting a bill that's anywhere from 20% to 120% higher and as an investor it's really hard to reconcile how that affects your investment and how investors react to that. 

The idea (should a default in fact occur) is to keep the creditors wandering hands/eyes on the LLC.. as opposed to having the ability to reach also for the debtors personal assets if the LLC is unable to cure the default/debt.