You would need to ask contractors.You buy something already built and renovate, you get tenants in and start making money that much sooner.

Realtors, investors, future investors, lenders, wholesalers etc...I want to start investing eventually, it'll be easier with a team.

So seems he's basically recruiting people to be hard money and bridge lenders in a variety of contexts using his own capital to start with (after they pay the membership fees) so it does seem like it is designed to work for people right up front for the first few deals he is hand-holding you through, but I have a lot of questions about what happens when deal flow or membership slows down and who exactly is left holding the bag.

Unfortunately I should have asked for advice before I started the process with the current tenants.

So that's why I say people in California who want to invest should give that a strong look.

People know you for it and it attracts attention... and likely has played a really strong role in your growth.

There are dozens of due diligences that have to be looked at on getting to a real starting number. 

I'm just starting out and thinking of investing in the central valley as I travel there often (primarily Fresno/Bakersfield).

Start with BiggerPockets Ultimate Beginners Guide (free).

I fully support your recommendation to get started early with some kind of tenant management software.