Buy more properties, rehab, and purchase larger properties to reach your end goalA private money lender would be my advice, they will give you the access to funds that you need to grow your business.  

It can be a fellow investor, your parents, your friend or a private money source and so on.

@Kevin Robinson If someone is tough to find we use a private investigator.

You may have to use an individual/private investor for something of this size to get the funds for your rehab and then proceed with your refinance plan for the perm loan. 

I am new and want to start investing into real estate as an private investor for flipping house at first until I am able to build up cash for buy and hold type investments.

When I was looking around for lending, anything outside of a private lender or portfolio lender had very similar rules to their loans.

Sounds like you have plenty of experience, you should be able to find a private money lender no problem.

I had praised them publicly here and other places and privately to a small number of people.

Try to find Comps that have the flood insurance requirement so your not overestimating the ARV of the subject.A great alternative to NFIP (FEMA) Flood Inusrance is the private market flood insurance.

If you had a list of about 700 people in your area with a lot of money how would you market to them