Most my clients tend to be out of state, high income individuals that are looking for a great return and not looking to spend 200 hrs on the project themselves.  

That will be up to the facts of your individual case.

I'm curious to know if anyone has enrolled in courses offered by individuals like Tom Cruz or Section8Karim.

When you don't have cash, you need to partner with individuals who do. 

The net interest is the sum of the interest incurred in each individual month, so if we can demonstrate that you have no net savings in month 1, it follows that you'll never see a net savings in future months. 

@Yixuan Du I would recommend going to local Real Estate Investor meet ups in your market to meet like minded individuals like yourself who have already done what you want to do.

•My California LLC serves as a holding company for my out-of-state LLCs that own the individual properties.This structure keeps things organized while ensuring compliance with both states’ regulations.As for your bonus question, it depends on how the property was purchased.

This guarantor, who may be an individual or another entity, will be responsible for the difference between what is owed to the lender to make them whole and what has been recovered.If the lender makes the loan to an individual (natural person), this person is implicitly the guarantor via the note, and no separate guarantee is needed.

Alternatively they can purchase a portfolio of occupied homes at a discounted price because the seller of the portfolio in most instances first tried their hand at selling the homes individually to the owner occupant and after experiencing 13-15% in disposition fees and expenses realized its not worth the effort and better to package the assets and sell discounted to another investor.Keep in mind, most of these SFH's are in stagnant markets meaning limited appreciation and if you ever took the time to look at an amortization schedule  there's no meaningful principal paydown for many years.

A good broker maintains relationships with various funding sources, including individual investors, investment groups, and financial institutions.