2) Subsidizing rents:- S8 and other programs statisitically only train tenants how to be dependent on the free handouts.If you really want to make a difference, try basic financial education for tenants and the financial demographic they come from!

For example, a property in San Diego may lose $500 per month ($6,000 per year) but gain $60,000 per year in value, making it worthwhile to "lose" money each month in exchange for long-term gains.I recommend you start with BiggerPockets Ultimate Beginners Guide (free).

In the Bigger Pockets free book, "Real Estate Rewind", as one of the 11 co-authors I wrote about one such Tax Sale purchase and made money but not enough money to warrant the risk involved.

This means that if you pay off the loan too early, then you'll pay a 1-5% fee off the loan amount. paying off the loan early means you either refinance or you sell the property, both would trigger a prepayment penalty to the lender. that being said, you can choose your prepay options, 5yr usually giving you a better interest rate by like a 0.25%, 3yr being most common and standard, and a 0,1,2 yr where you can buy down the prepay to be less years. meaning you pay 1% upfront of the loan amount to get a 1yr prepayment penalty so you're free to sell the property or refi after 1yr. 

An LLC is not free.

Most cost segregation firms will provide a free cost/benefit analysis quote to help you determine if the tax benefits from the study will outweigh the costs.

Be sure to check out the free tools BP provides to help analyze deals you may have and also market insights.

I have been looking as well and have started free trials for both JookSMS and EZTexting.

Feel free to reach out if you need any assistance or have any questions!

But it seems like 'nothing' comes for free.