Looking through the lens of the mega wealthy, see how their assets are allocated for their estates. Property, Equities and Bonds ranked 1,2,3 respectively. While you might not have $100 million in assets what can you learn from this approach to mega wealthy investing.
Once you are in a position of having income producing assets:
Source: http://www.homeinsurance.org/property-wealth-through-the-eyes-of-mega-millionaires/