In the next downturn I would expect many markets to see major declines where others that were not as volatile see less drastic decreases or hold their value.At the end of the day no one has a crystal ball and there is no magic formula that will make any one investor immune to the downturn.

That said, people who own 600k rental properties are not immune from getting sick, divorce, death, drugs, and unemployment.  

Markets go through cycles, it is what they do ... you are better off learning to invest throughout the cycle IMO rather than chasing markets that you think are some how in a different place in their cycle or immune to them.

The indictment alleges that the investors proceeded to submit bids in accordance with the agreements and purchased tax liens at collusive and non-competitive interest rates.With unclear laws from state to state, a somewhat secretive profit strategy that some claim is immune to the risks of investing that, say, the stock market is subject to, the buyer should definitely beware of this type of investment.

Look for:Expertise in the deal type presentedSpecialization in the area you're looking to investAn experienced committee reviewing deals presentedTransparency about their fee structure and the process used to underwrite dealsThe absence of a financing structure that will misalign their incentives with those of their crowdfunding investorsClear workout proceduresAn entity setup to immunize deals from the performance of the funding platformSecurities compliance and registration with the appropriate governing bodies for their level of production

We also require that the pet immunization records be presented with the application.

These are immune from editing/manipulations. 

my contractor and I did it . as a result, I went to the ER on a Friday night for severe skin infection, and he got sick for couple weeks. definitely a wrong movewhat surprised me is that the tenant who used to stay here has NO problem. i think their body is immune to the mold since they been staying here for more than 10 years.Thank you so much for your comment on the orange fireplace!

Real estate partnerships are not immune from diversions of interests between investors.QuickLiquidity acquires minority interest positions in commercial real estate partnerships on the secondary market, providing immediate liquidity to limited partners. 

It is not immune to the world changing and evolving, and it is itself prepared itself for the change that is required for communities to adapt to new economies.