Few things to be aware:All transactions involving your IRA must be "arms length" - meaning that no "disqualified person" can be involved in any way, directly or indirectly.

You want your guests to be comfortable, therefore, king beds are indirectly going to make you more money.

There may be no direct or indirect transactions or benefit between a plan and a disqualified person.If you have management control over the LLC you mention, then the LLC is also considered a disqualified person to your IRA whether you have controlling equity or not.Even if the LLC itself is not disqualified, you are seeing a benefit by having the entity you are involved in receive capital from your retirement plan. 

IRS rules prohibited any direct or indirect benefit for such person from his/her retirement account, and as such you are not allowed to furnish any service, goods or facilities to your 401k:https://www.irs.gov/retirement-plans/plan-particip...While in some instances it might be possible to get into an investment together with a disqualified person you must be very careful!

IN NO EVENT SHALL SAID PERSONS BE ENTITLED TO RECOVER ANY CONSQUENTIAL, CONTINGENT, SPECIAL, INDIRECT OR INCIDENTAL DAMAGES, INCLUDING BUT NOT LIMITED TO, LOSS FOR ANY PERSONAL INJURY OR DEATH OR FOR ANY PROPERTY LOSS WHETHER OR NOT SAID DAMAGES ARE CAUSED, IN WHOLE OR IN PART, BY ANY FAULT OF [COMPANY NAME], OR ANY BREACH BY [COMPANY NAME] OF ANY OF THE TERMS AND CONDITIONS OF THIS CONTRACT OR THE WARRANTY.You agree to hold harmless [company name] and its representatives and contractors for damage to property caused by work performed under this contract that is not caused by [company name]'s sole negligence such as (but not limited to):Damage to sheetrock caused by vibration.Driveway damage (many driveways are undermined and [company name] cannot predetermine this condition). 

You paid for the heaters, albeit indirectly via a discount from the rent.

Another great reason why we love real estate is we have a lot more control on the asset class directly (or indirectly with partners in syndications). 

Syndicators also make money directly or indirectly managing the property.

I think migration out of the state is coming from middle to low income, native Californians, who can no longer afford to live here and have been pushed out directly or indirectly through poor political policies, and that should be of concern.  

My agent is indirectly forcing me to explore south -Buda/Kyle, what do you guys think of long term appreciation and renters?