This person did not raise any money, they invested around $600,000 into the offering and because they were one of the larger investors were considered a Co-GP because it was a new sponsor and they needed this persons $.

And then you can use that information to start to develop your own personal due diligence method: Crowdstreet.com, 1031 Crowdfunding, Akr7, Finresi etc.

but keep in mind CA has higher taxes and reg fees and I’m not doing more than 1-2 flips (short timeframe flips)  a year and many years do 0 flipsDo most flippers put flips into LLC Or in personal name (sole proprietor)  in CA (where you must pay $800 yearly plus accounting and other fees $300to $600+ yearly to maintain LLC) Pros for personal name-save on taxes accounting.

From what I have researched they seem legitimate but the person I am working with is flakey, takes forever to answer questions so I thought I would see if anyone else had experience with this lender.  

I would encourage you to learn the market you plan to invest in now and to continue to learn about the different methods of investing.

Local Investment StrategiesHouse Hacking: Given the affordable entry prices, Albuquerque can be a great place to start house hacking, especially near the university areas.BRRRR: For those familiar with the Buy, Rehab, Rent, Refinance, Repeat method, there are opportunities in Albuquerque to purchase under-valued properties, especially in areas undergoing gentrification.Airbnb/Short Term Rentals: As previously mentioned, the city's rich cultural appeal can make certain properties lucrative for short-term rentals.

Meaning they went into a standalone bank account (not mixed with your other personal funds). 

We can close under a personal name, but most chose the LLC option.

Have you looked into the Turn Key Method?

However, their lease is up in two months, so I would only focus on non-renewal for now.In my book, I explain methods for removing tenants without evicting them through court.