They have "minimum" credit scores to qualify for a loan, but the higher the score doesn't change the interest rate.

He said most of his buyers are on a fixed income, can't qualify for a traditional mortgage, others have good, stable income but low credit scores and low income on paper and etc.  

Great credit scores and plenty of income from my W-2 source. 

@Robert BishopTo prepare for your first real estate investment, build a strong financial foundation with a credit score of 700+ and an emergency fund.

And because we use classes, we need the 2nd to most expensive version.

Count on the rate to be at least 1% higher than where you'd be for a primary residence, and to maybe even cost a little in points depending on the program, your credit scores, etc.Happy to help you think on this more if you want to setup a call.

If I were in your position starting out at a young age I would focus on building my credit score first.

:Class A Properties:Cashflow vs Appreciation: Typically, 3-5 years for positive cashflow, but you get highest relative rent & value appreciation.Vacancy Est: Historically 10%, 5% the more recent norm.Tenant Pool: Majority will have FICO scores of 680+ (roughly 5% probability of default), zero evictions in last 7 years.Class B Properties:Cashflow vs Appreciation: Typically, decent amount of relative rent & value appreciation.Vacancy Est: Historically 10%, 5% should be applied only if proper research done to support.Tenant Pool: Majority will have FICO scores of 620-680 (around 10% probability of default), some blemishes, but should have no evictions in last 5 yearsClass C Properties:Cashflow vs Appreciation: Typically, high cashflow and at the lower end of relative rent & value appreciation.

If the information is out of date is there a follow-up book you folks can recommend so I can make up for the gap of this original version?

DSCR loans are based off of down payment, credit score and either actual or market rents so it helps to supercharge an investor's real estate goals and net worth.