If not, hire a professional architect or floor plan designer, or use tools like RoomSketcher, MagicPlan, or Matterport to create them.

But it would not be enough to move the needle to be motivated to buy such property.

Not enough current income to move the needle, but all the knowledge required to learn and, if you're self-managing, the always-present "the tenant could move/break/have problem any minute of the day" possibility. 

If you want to hit the projected numbers or even outdo them, your property must stand out in location, view, management, and especially design.

While designed to protect tenants, rent control has adverse effects on the broader rental market.

Some of the simpler asset protection solutions would include the following:  having max funds allowed in qualified retirement plan or IRA rather than personal as retirement plans are exempt assets in Federal and most state bankruptcies; investing through an annuity if your state (Florida and Texas for example) exempts insurance policies and defines annuities as an insurance policy; taking advantage of maximum homestead exemption in your state; use of corporations or more popular LLC or Series LLC to limit liability to the entity holding the asset; reasonable liability insurance if available; separating asset ownership from asset management; etc.I can design a simple, cost effective asset protection strategy of up to about $5million with little cost IF the individual resides in Texas or Florida.  

Invest in Opportunity Zones: Reinvesting capital gains into Qualified Opportunity Funds, which invest in designated low-income areas, can defer and potentially reduce capital gains taxes.6.

Navigating NYC's zoning regulations can be complex @Jon Pflueger, especially in M1-2 districts, which are primarily designated for light manufacturing and commercial uses.

Do they require you to pay the design fee or is it optional?

The American system is designed for choice, FREE choice.