For me the area I was concerned with was estimating costs.

I would like to enter the landscape of real estate investing, but the area I live in has a barrier to entry with regards to cost.

I had few options so our cost doubled.  

We just need to verify that you have cash for the downpayment, closing cost, and up to 6 months of the mortgage payment as reserves.

Centralize your back office / use remote employees / VA where appropriate to cut costs and improve service levels / responsiveness.  5.

If any damage arises from her negligence she will be getting the bills for damages, plus costs of collecting which you bill as well as your attorney in addition to the termination of her lease.

A good real estate accountant can save you thousands of dollars by leveraging entity selection and formation, tax deductions, cost segregations, bonus depreciation and tax planning.I recommend finding an accountant who specializes in real estate taxation, business taxation, financial planning and tax planning.You may want to consider working with your accountant remotely to expand your options.I would also recommend looking for a accountant willing to work with you throughout the year.

For most investors, to provide true separation would be cost prohibitive (between $10k-$15k). 

Not sure the cost of this for you but I feel with hot tub and fireplace you already have a lot of warming options and not get much additional revenue.

EDUCATE YOURSELF - yes, it will take time, but will lead to a selection that better meets your expectations & avoids potentially costly surprises!