I guess I can probably do the same through REI associations and meetups which cost a fraction of what lifestyle unlimited membership costs.

Many pensioners are going to get a fraction of what they were promised.  

Syndicators tend to be "pie in the sky" and overly optimistic, so you need to know actual market conditions of your target zip code.For most investors Syndicatons are passive, hands off, and bragging rights that they "have 500 doors" even if it's only fractional doors. ;-) Turnkeys on the other hand are all about you.

As far as converting the basement, I know that I only have a fraction of the materials needed and that is why I am planning on spending about $10,000 on the job. 

I'll bet you know that because you've posted about your experiences with AP (I presume in your own state).Owning a Fractional interest in an intestate estate is a pretty iffy black box of equity.

There does not appear to be a trade or business component that would be subject to Unrelated Business Taxable Income.Your numbers in paragraph 1 are not correct and represent an oversimplification.  70% of your IRA's fraction of the gross income will be taxable, then reduced by 70% of the allowable deductions.  

The fees you will pay them will be a fraction of the costs necessary to launch this on your own.  

For a nice  CA unit or home you're renting to professionals, which is in good shape, expenses will be a fraction of that.

Most of the asset protection folks needs can be met for a fraction of the cost they charge. 

that is 10+X your money, and that assumes a rate of return that is only a fraction of the actual historical average.