This creates two loan payments ($100,000 of equity and $300,000 on the new mortgage).Key NumbersHome Equity Loan Interest Rate: 6%Mortgage Interest Rate: 7%Rental Income: $3,000 per monthExpenses (management, taxes, insurance, maintenance): $800 per monthIncome and ExpensesMonthly Rental Income: $3,000Monthly Expenses: $800Monthly Mortgage Payment: $2,000ExplanationThe investor earns $3,000 in rent each month.They pay $2,000 on the investment property mortgage and $800 on other expenses.This leaves $200 profit each month or $2,400 per year.However, you have to pay $6,000 interest on the equity borrowed.This leaves you with an annual loss of $3,600.While the rental property generates positive monthly income, the interest cost of borrowing the initial $100,000 results in an overall loss.

Outside systems like plumbing, sewage, and the water heater should be in good condition, and make sure there are no signs of pests.Additionally, look into property taxes, insurance costs, and zoning laws that could affect future development.

Thank you to @Owen Rosen for helping me with the insurance on this one.

Quote from @Adam York: Contact your insurance provider and let them know you intend to rent out the home.

If so, you should also look into the insurance requirements during construction (both builder risk as well as the GC's policy, but particularly the GC policy).

For seller financing deals, I show sellers the interest earned over the life of the loan and total proceeds from the sale. 

Real-life reps, to me, means seeing properties in person, whatever your asset class. 

You already understand investing, and clearly, you have been pretty successful in life. 

Its much more to life than that, I'll definitely check out some books ,Thanks for the advice . 

These regions offer affordable prices for most investors, with homes that are turnkey—either newly constructed or fully renovated, tenant-ready, and with systems that still have 10+ years of life remaining.