So, the only things I spend cash flow on are property expenses or principal reduction.So, why buy turnkey? 

The note investor can set up a deal where the borrower deeds part of the property to him for cancellation of a certain amount of principal.  

You'll want to be very selective but there are funds out there that return 10% - of course your principal is at risk in this scenario.  

You would then weigh out a lower closing price due to the bitcoins and then you would use the lower price as the principal for the loan. 

Here's the terms:FOR VALUE RECEIVED, XXXXX a limited liabilitycompany (hereinafter referred to as "Maker*), hereby promises to pay to MY NAME,whose address is redacted (hereinafter referred to as"Holder"), or order, the principal sum of $XXX,000.00 in legal tender of the United States, accruing interest at an annual rate of 18.0%.

Also AirBNB stocking fees, maintenance, cap ex.But at the same token know that the principal portion of your mortgage payment is actually not a true expense so there is that benefit to doing all of this even if you are light on the cash flow or break even.  

We have a 15 year mortgage with about 7 years left (throwing a bit more on principal each month). 

Plus you get interest income on top of your principal payments, too.Also allows you to spread the taxable gain out over time, which would help you keep taxable income low and potentially still contribute to Roth IRA in the year that you sell. 

Not to mention that the likelihood of someone actually doing flip deals after taking a typical high-priced seminar is probably not very high.Therefore, it would be hard for me to believe that spending $50K on education (that doesn't even involved being principal in a deal) would be a good value.Now, if you're talking about assets worth many hundreds of thousands or millions of dollars (large apartments, large commercial, etc.), then the downside on a particular deal is easily in the 5- or 6-figures.

I've included an example below to help illustrate this.So different lenders have different rates (which do vary even for DSCR loans) but these are factors they all consider.See example below:DSCR < 1Principal + Interest = $1,700Taxes = $350, Insurance = $100, Association Dues = $50Total PITIA = $2200Rent = $2000DSCR = Rent/PITIA = 2000/2200 = 0.91Since the DSCR is 0.91, we know the expenses are greater than the income of the property.DSCR >1Principal + Interest = $1,500Taxes = $250, Insurance = $100, Association Dues = $25Total PITIA = $1875 Rent = $2300DSCR = Rent/PITIA = 2300/1875 = 1.23If a purchase, you also generally need reserves / savings to show you have 3-6 month payments of PITIA (principal / interest (mortgage payment), property taxes and insurance and HOA (if applicable).