This experience will be crucial if you decide to pursue a BRRRR strategy with hard money lenders, which can be riskier for beginners. 

Lenders are scare to give 100% because I have only done flip and hold at smaller amounts.

If you buy a package of 6 lesser houses  that means I have 6 roofs, 6 hvac, less cashflow, and likely subpar appreciation(dollar for dollar) compared to better areas.The reduced maintenance costs, higher rents, better tenants, appreciation, and reduced hassle factor for new construction are real and attractive.  

@Dominic RichardsonPrivate money lenders typically want a property with great potential and an LTV that secures their principal.

The lender that I'm choosing to cash out with requires a 6-month seasoning period.

Are there any lenders that can help with ITIN DSCR out there? 

But with our market and projected rental rates compared to our mortgage (with 2.99%) we decided the purchase price for a new primary would be more costly down the road than another rental. 

Last year I tried 60+ lenders (attempting the Brandon Turner method of "No?

The LLC does nothing as lenders simply look on who owns the LLC. 

His primary mortgage was sold to a private lender in the early 2000s and he claims he had to give an explanation each time as to why he financed with a private lender with such poor reputation every time his credit was pulled.