The main reason I ask is because that is significantly below primary residence mortgage rates let alone any investment loans, if you can get rates like that I might need to make some changes on my end hahahTo answer your original question, assuming all else is equal long-term fixed rate debt is valuable. 

The other nice benefit of 100% VA disability is that you pay NO PROPERTY TAX on your primary residence.  

The only other advice that I would give is if your primary motivation is to save on taxes, don't do it.

If you can live a year in the property, I would recommend buying a primary, live there a year and rent it out afterwards.

Top producing real estate agents in many market make over a million a year with a whole heck of a lot of them making 200 to 500k.. the other 60 % of agents will not make much but it could be a secondary job and they are not the primary income producer in the family.. 

Thanks to everything I’ve learned from the podcasts, books, and this community, my wife and I currently own:A triplex in MaineA single-family rental in San AntonioA single-family primary residence in Las Cruces, NM, which will become a rental when we move in a few monthsFor context, I'm an active-duty Army officer with about 12 years left until retirement, and my wife works for a university in Boston.

My primary is a 2-family also and I use turbo tax for that and my other rentals. 

Right now I have a kid in college and my primary income wouldn’t be any help.

The parent must file a gift tax return annually, and any remaining balance is included in the estate.If the home was your primary residence for at least 2 of the last 5 years, you may exclude up to $250,000 ($500,000 if married filing jointly) of capital gains from taxes.

When purchasing a small multi family property as a primary residence.