Look, I will try to simplify this: We have 3 parties money; (a) the landlord investor, (b) the lender giving a mortgage for purchase money, and (c) the tenant paying for use. 

My current situation is that I always flip with other people’s money.

Explore my personal favorites, Set For Life by Scott Trench or The Total Money Makeover by Dave Ramsey, for invaluable financial insights.3.

A review of your offering documents makes clear that investor money is considered game for any purpose.

Then keep the speed of money & time moving to make more money in the end.

Second, its complicated and you should get a mentor to make sure you don't accidentally screw it up and possibly get sued. 

And how much money are you making in your current job that you would want to replace with your real estate income?  

You can BRRRR the deals that make sense and sell the rest.

IE motivate them for money. 

Imagine making millions of dollars over the course of your career and then having to pay 30-50% every year to uncle sam instead of compounding that cash over time.This is exactly what real estate professionals have learned to mitigate.To reduce their taxable income, they just buy a building every year, do a cost seg, and use depreciation to reduce their tax liability dramatically.Their personal wealth snowball grows much larger and much faster than their W2 counterparts who give most of their money back to the government each year.Following this strategy as a real estate professional is one of best ways to end up with a much larger net worth at the end of your career.