You could request you contractor put together a materials list and you pay for it, have your contractor go get the supplies for the week that they need and pay for it over the phone when they are at the checkout stand are some options.In order to check they are competent, you can do this one of three ways or all three ways.

Hey guys, I have close to maxed out helocks that are affecting my score.They are with BECU which allows me to convert any or all of it to a home equity loan.

Other than minor children everyone in the household has to be all "owners" or all "tenants") Probably not enforceable. 

Also, for those that said they’ve been investing since years back at multiple locations, was your VA used for none, some, or all properties?

This is why you need to build in adequate margin of safety by being conservative and always assuming the worst.

The inadequately 8-10ft spaced plastic hangers all snapped & the pics show the pipe down on the floor or suspended by basement storage stuff.

Your Cash Flow analysis is inadequate.  

If there is no MLS history, or all of the MLS sales are very inexpensive (less than $50k) it is likely an area that only caters to investors.

If you can offset most of the cost (or all of it) by "house hacking" you can save up that extra money for the next investment.In your case since you've already saved up almost a 20% down payment you could use those extra funds on another deal quickly. 

Let's say your average renovated purchase price or all in price renovated & purchase is $35k.