I live in NJ and primarily invest out of state.

This includes transportation costs such as gas, airfare, rental car fees, and lodging expenses while away from home.

I also live in Vacaville, I buy homes on terms throughout the bay area and Sacramento valley.

You don't say what you mean by 'use up' is that to live on, to distribute and invest, or some other interpretation? 

I love the live in flip.

We are looking to expand our portfolio and would love to connect with other investors, wholesalers, banks, etc in the area but we live in California.

I live in SoCal so looking to connect with others who live in this area and I can possibly work with.

In theory we could buy a house with him and rent it for ten years and break even, pay the debt down, build credit, and later maybe he lives there.

I have about 15k liquid cash and live in MA.

There are only three instances where it makes sense to buy solar panels for your house.1 - You are living off grid. 2 - You live in a state that has sky high electric costs AND great tax insensitive.3 - You have lots of money, don't care if you are paying more, and want to feel like you are saving the planet (even though you really are not).