Is there generally a preference for resale value?

Buyer preferences are shifting towards energy-efficient homes, smart home features, and open-concept designs, so incorporating these elements can increase appeal.

Shelf LLCs are pre-established entities like you mentioned in your post.However, if you prefer to avoid setting up shelf LLCs, using land trusts can be a simple and effective alternative.

Cities with limited land for expansion have higher appreciation than those with abundant, low-cost land where new construction is preferred.

I am currently in Jacksonville, FL, but my preference is for downtown St.

I'm going to assume you aren't talking about bank financing, but rather, investor/partner funds.I prefer to keep other peoples' money out whenever possible.

Our preferred heat is gas hot air, gas boilers, and heat pumps.  

Quote from @Amanda Nelson: Hello - I found a very compelling investment property and the agent and her preferred lender are suggesting that the VA loan currently on the property is assumable by a real estate investor.

They are my preferred lender if I'm not using private capital for a deal.

Have you considered trying for a duplex right off the bat, or prefer single family to start?