You may have to sell the whole property to access the funds in the IRA or 401k when you retire and for required minimum distributions. 

My job has steady income, but no W2s and no pay stubs.

I have $25K cash for a down payment and can add $20K/year ($1,600/month) toward payments.No W2s, I've looked into building a small home right away and using a bank statements loan (have about 8800. monthly income) , but with 9%+ interest rates, it’s beyond my budget.Is there any sort of creative financing ideas possible or private lender possibilities?

They track management income, expenses, vendor payments, etc.

What started as a promising BRRRR ended with us making the tough decision to sell at a loss after an unexpected disaster.The Numbers:Sold for: +$230KPurchase Price: $115KClosing Costs: $3KRehab Costs: $105K ($49K original rehab, $56K additional repairs due to the car crash)Holding Costs: $31K (12 months)Selling Costs: $16KInsurance Claim Recovery: +$25KNet Income: - $16KWhat Happened:This was supposed to be a BRRRR.

Income taxes are a lot higher on rental income. 

I am planning to build a business to replace my income in couple of years so as to have monthly cash flow equal to my W2 income.

Your cleaner's income has no bearing on yours.

With SF, if it’s vacant, you have no income

I made it clear that the minimum credit score and income requirement needed to be higher.