If you ever have any questions regarding this or in general feel free to reach out I enjoy helping and ensuring other BP members avoid lost time and money. 

This would likely take coordination with a tenant at some point - (ie - plenty of notice to them that they must vacate in order for you to sell the property)Since your current home is free and clear -  you could do a cash out refi or take out a new mortgage on the new house to be able to buy your paren't house and pay off the mortgage.  

For me, if I make $1500 net per month on a free and clear property I would make $18,000 / year.  

Grant Cardone (fraud) Brad sumrok is like lifestyles, I like Joe Fairless his website syndicationschool.com is free and well done enough then you can guide yourself and go network without paying 30-50k to join a BS program

Seen that play a few times.. this whole sub to being taught to under capitalized or starter investors who don't know what they don't know and learn this on line is just so very dangerous.

Most cost segregation study companies provide the quote for free.

There are many resources for you to connect online and in person.

If you ever want to chat or need advice, feel free to reach out.

Start with BiggerPockets Ultimate Beginners Guide (free).

Feel free to reach out if you need any recommendations or assistance with your projects.