Even for flips/brokerage/wholesaling - there is minimal benefit in many cases to an S-Corp over just being a LLC subject to self employment tax, but getting the benefit of a 199A Qualified Business Income Deduction.Effectively all structures have very similar, if not identical, tax results. 

I am looking for a place to house hack and looking for income properties! 

Pants on fire made up a fantasy about income, fully knew about tax lien for a year or more.

If i were to get into say duplex, the rent I make off the other side would be counted as income to help me secure the property.

Conventional are personally guaranteed, show on your credit and the hazard insurance has to also match the vesting.

We have been making steady rental income on this for over 10 years and about ready to 1031 it.

They say rental income is Passive and therefore ineligible. 

The previous owner was retiring but wanted to keep the monthly cash coming in with a guaranteed interest rate.

The key is in the interpretation of the passive income rules and guidelines which define what is a REP (real estate professional), as it relates to this space.I am looking for:1.

Have you found their analysis and property income estimators to be accurate?