My kids went through this around the same age and still have an interest.Teach him financial literacy and include him in what you are normally doing.

Your first due diligence exercise in notes is to find out the qualifications, experience, knowledge and financial stability of the note seller-dealer!

I completely agree with the advice and I'm perfectly okay with not charging him rent.My concern is that by treating this property differently from all the other units in the Series LLC, I may be opening myself up to a situation where I'm weakening my LLC protections even if I keep the financials separate and in order.

@Tanner Lewis, is right, if you want to consolidate all of that debt into one loan then place all the debt so it is secured by the property, sell the property and 1031 into another property with one loan.

If I can afford the financial loss of it not being rented those months (2K mortgage) then maybe it's at least worth trying?

@Ibrahim AtoumIf you're starting house hacking at 20, focus on building your knowledge and financial readiness.

I invest here in GR and am happy to connect you with our financial advisor who is helping us structure our businesses for our properties. 

Quote from @Dee R White: I'm out of debt, don't really plan on using my card much except for emergencies but the recovering spendthrift and the riskier investor sides of me - are curious if I should call the company back and ask for them to raise it back as it might affect my credit score. 

Prioritize your financial stability.

My question is "for anyone with this particular experience" Is it a far fetched idea to do a cash out refi on house "A" to payoff some personal debt and large payment on house "B" to knock down the principal?