Prices are quite a bit lower generally speaking so you can get more quantity.

Weekly farmer's market, multiple LARGE cultural festivals, a sufficient music scene draw, some minor league sports arenas (Hockey, Basketball), and a flourishing LGBTQ+ community to boot.   

No sweat.As a real estate investor you need to maintain sufficient reserves for the unexpected.

I'm just going to paste part of my response below:Manufacturers generally want a large number of units to produce because repetition and quantity lend themselves well to the manufacturing environment.

My plan is to acquire a portfolio of buy and hold properties sufficient to support my husband and me in our retirement (~20 yrs from now), as well as to create a legacy for our children.

I assume that I can take possession (change locks etc) and perform structural repairs sufficient to bring it back to habitable standards but my question is does that include sprucing up the property itself ie tree trimming grass cutting and the like to maintain neighborhood norms?

One LLC is likely fine (many go without LLCs altogether) and more can be added as asset quantity and/or liability increases.

If that case, your W-2 withholding might be sufficient. if your AGI is less than 150k, you have to make lesser of 100% of the tax shown on your PY return  or90% of your tax for the current year. 

Each month's rent payment may consist of not only the rent, but an additional amount which can be applied toward the down payment on an already specified price.legal descriptionA property description, recognized by law, that is sufficient to locate and identify the property without oral testimony.lenderA term which can refer to the institution making the loan or to the individual representing the firm.

I believe in quality verses quantity so I would take less ROI if the property is of better quality.