And 25 years old and together with my parents and older brother, we own and operate Thompson Legacy LLC.

The main entity of the Series LLC is essentially like the parent, and for the parent Series LLC you get a single EIN and can open a bank account.

:)So my husband has $750mo in child support, a leased car and roughly 7K in student loans as well... 

That list of folks who are poison to the IRA includes:YouSpouseLineal antecedents such a parents, grandparents, etc.Lineal descendants such as children, grandchildren, etc.The spouse of a descendantAn entity such as a business or trust where one or more of the above have controlling interest.

My wife is the same way and we are weeks away from having our first child.

The mother is also aware of the leak and should be a better parent by cleaning it up.

I live in DC and my primary residence is in an A+ neighborhood, so the cash flow will not be as great once I move out and start renting it, but i will benefit from long term appreciation, which I view as something to cash out for say a child's college education fund, or supplementing retirement.

We grew up in a house where my mother retired before age 55 and saw my parents benefit in countless ways from investing in real estate.

I was thinking about an elderly parent of a close friend with rental properties. 

Here is the guideline for establishing a domicile:To establish domicile, you or your parent(s)/guardian(s) must meet the following criteria: Live in Texas for 12 consecutive months; andEstablish and maintain domicile for 12 consecutive months by doing one of the following: Be gainfully employed in Texas (student jobs do not qualify as gainful employment);Have sole or joint marital ownership of residential real property in Texas by the person seeking to enroll or the dependent's parent, having established and maintained a domicile at the residence;Own and operate a business in Texas;Be married for one year to a person who has established domicile in Texas.