What I did is look up prominent business corridors & routes of public transportation, then identified prominent employers such as hospitals, etc, then lastly brought out the good ol' trulia crime map.

PPP was specifically designed to keep people employed.

Most states don't require a highschool or college degree - which is the allure to RE for people without much experience or credentials. 

No need for tax returns, Verification of Employment, or income.

You're already on the right track by securing employment and your strategy of buying by 20 is realistic if you stay with your current employer.

Congrats on planning for your first house hack, which particular strategy are you looking to employ?  

I am glad to suggest other areas if you can offer more details on what exactly you are looking for - affordability, cash flow, close to employment centers, near the beach?  

Usually an S-Corp is used to limit self employment taxes, but passive rental income is already not subject to those taxes.

A dependable tenant is someone who:Has stable employment in a market segment that is very likely to be stable or improve over timePays all the rent on scheduleTakes care of the propertyDoes not cause problems with neighborsDoes not engage in illegal activities while on the propertyStays for many yearsSuch tenants are the exception, not the norm.

Conventional loans are a good option since you have W-2 employment and strong tax returns.