Not least of which is to check with the state you're wholesaling in for any restrictions on that kind of trade.

I am absolutely not looking to take any ideas or methods from you, and have done a ton of my own research and I'm looking for someone to talk to about what they found works, and I can the little that I know also.

The construction cost has been soaring in the last 3 years in the Bay area (I work in the corporate construction industry and our project management office is forecasting 10% escalation in all of the MEP trades in this year).

@Brandon Turner calls this the BRRRR method. 

There are several other methods to raise money (side hustle, wholesale, etc..) but you need some to start.

I don't have a name to give you directly, but would like to suggest a method of getting a mentor that's worked well. 1.

Is there any method to avoid these high insurance cost and maintain the LLC ownership?

Andrea there are a few ways of looking at this... some will tell you the other is a glorified lead source that you are paying 50% profits to.. i view it more as if you dont have other deals going on that make you more then the 50% you are going to make working leads provided then you are in a great spot. if you have a job working for someone else you already trade your time for money... so why not do it when it is something more lucrative.      

If they're interested in selling, you may have yourself a deal and if you're lucky, they'll consider seller financing and are some other creative purchase method.

Being a buy and hold investor is a great get rich slowly method.