Obviously mortgage rates dropping is ideal and would allow for a portion of the $250k down payment to be pulled back out (cash out refi) all while keeping rents pretty close to constant.

I'm really bullish on Clarksville.It's the 5th biggest city in TN, is continuing to grow, has a decent sized university, and has a steady supply of renters due to to it's proximity to fort Campbell. 

The primary purpose is to assist eligible veterans in purchasing, building, repairing, retaining, or adapting a home for personal occupancy.Asset Protection Strategies: If your goal is to protect your assets, there are other strategies you might consider:Insurance: Obtaining adequate insurance coverage, like homeowner's insurance and umbrella policies (as @Greg Scott mentioned), can provide a layer of protection against liabilities.Homestead Exemption: Some states offer a homestead exemption that can protect a portion of your home's value from creditors.Trusts: In some cases, placing the property in a trust can provide asset protection, although this can be complex and requires legal expertise.Legal and Financial Advice: It's crucial to seek advice from legal and financial experts.

Or do I disregard the 10% portion owned by Me The Person, so I would take 10% of $450,000? 

There are always cycles in real estate, but because of the size of the housing shortage, lack of new builds, and the largest economy in the country, it's hard to envision where we won't continue to see price and rent appreciation.

Some deals make more sense to BRRRR (particularly with things like mid-sized, lower middle class properties) whereas others are much better to flip (like for example, large, high-end properties). 

Another insights i am looking for is also the most optimized property size, is it 2 bed/1-2 bath or should i go bigger with 3 beds/2-3 bath?

Sounds like it will vary from lender to lender.Based on input so far, it sounds like I would need to decide on either doing a handful of 2-4 unit properties that are local so I can self manage, and use multiple residential loans, or a medium size property (whether mhp or not) which has professional management and would likely be long distance. 

@Sunghee Shin we handle over 100 S8 rentals in Metro Detroit area.The main problems with S8:1) Tenants not paying their portion of rent and utilities2) Tenants damaging the homeBoth can be decently mitigated by properly screening S8 applicants.

Sometimes it will go down and sometimes it goes up but in either case, the Tenants are expected to pay their portion of the expenses for the property.