The ambition is great to scale fast, but you can treat the smaller deals as practice as you learn to scale. 

Living at home is great for saving; if you move out, make sure you get a place where you are allowed to rent a room to a room-mate so that you can continue to save money and also get some practical experience as a "landlord"

@Chris SeveneyI do want to minimize liability considering I intended to have multiple properties under one LLC capped at 10 just because somewhere along the line I was told this is good practice.

A house is always valued and appraised using residential practices which uses comparable sales.

@James Sedano If you feel this strongly in favor of having the trust, I would recommend a firm who specializes in estate law or has a practice group who does rather than a generalist.

I hold and practice real estate out of Texas.

I don't know how difficult it is to simultaneously execute because I've not personally done so.

A qualified professional appraiser will generate a comprehensive analysis considering factors such as sales comparisons, highest and best use, market conditions, and income generated following Uniform Standards of Professional Appraisal Practice guidelines.

It's admirable that you are defending him as he defends unethical and immoral business practices.

The use of a flat fee for higher-value properties is a common practice and can be beneficial in ensuring transparency and predictability in transaction costs.