Your license is part of the public record, so sooner or later, your employer will find out if you're licensed.

If you're this far along I'd call the employer anyways. 

Read this: https://www.irs.gov/businesses/small-businesses-self-employe...Second, compensation is always issued to the person working.

(Usually you cannot use prior employer history until you have been at your new job for 6 to 12 months, depending on the underwriter to show that you are maintaining the same level of bonus/overtime/commission income that you had at your prior employer).

For house flipping, consider an LLC taxed as an S-Corp to reduce self-employment taxes by taking a reasonable salary and the rest as distributions.

You need sufficient NET (after all expenses) self-employment income from something like contract (1099) work, being a Realtor, wholesaling and so on.

They must be exclusive to your properties ("your" as in the company that employs them).

If your 401K is with your current employer, it is (effectively) impossible to make it an SDIRA. 

He has since restored his credit (740) and has stable employment.

Consider the broader economic factors like local employment rates, schools, and public amenities, which can influence both demand and pricing.