Solar panels for your primary residence is a wise investment if you want to be both sustainable and economical.

My dream is to provide affordable Green/Sustainable rehabbed homes with my signature touches.

I make good money doing what I do, but its not sustainable, nor do I want it to be...definitely not afraid of work, but pretty tired of 80 hour work weeks!

B&H is a great strategy . . . just make sure you have a steady plan, adequate financial resources to sustain the property through tough times, and a fair knowledge of local renter/landlord laws.

So I sold all of my toys and got into investing into real estate as a path to a sustainable retirement. 

Wholesalers have little to offer sellers in Portland so you have to have a very wide net (lots of marketing $) to make wholesaling a sustainable business model. 

And, for rents to rise faster than inflation, population growth must be significant and sustained.

They want a sustainable lifestyle that includes using fewer resources, in a home made of natural materials, often off-the-grid.

@Jay Hinrichs my investment philosophy simply doesn't align with what I'm seeing for the long term viability of FS being a sustainable neighborhood to invest in Indy.

Of course word of mouth and networking are crucial and have always been a major driver of growth (and sustainment!).