If you are doing flips at a large scale, it makes since to try to get economies of scale by using the same materials...but to start, try to create the best product possible for the highest ARV in that respective neighborhood. 

I also, want to invest on side mainly rentals and will eventually work my way up the scale.

I would be grateful if I could hear about the advantages and disadvantages of your decision to scale up

That includes a new foundation since a lot of them cracked during the fires due to heat.I did see a syndication that was raising money to build homes on lots that was estimating ~$175 a square foot due to economies of scale.   

Big into Podcasts not only Bigger Pockets but Ben Shapiro, Sword and Scale( true crime), and the Occasional Joe Rogan Experience.

If you cant do the deals and a HML can help you grow and scale your business what not look at that option.

I'm always nervous about single-family just because the scale is so small that if anything happens (replace an AC unit - $3,000) you wipe out a whole year of cash flow.  

Handymen are hard to find because the economics are horrible.My solution has been to scale my work up.

I am trying to scale.

They only need to close within a time frame that includes the first one to sell (in other words they all sell within 180 days of the sale of the first property) as long as you can locate the right replacement and get the right terms.Another very attractive option would be to scale down a little and maybe look for a replacement property that you could get for $600K - like a 2.4 - $3 mil property that needs $400K of work to get it to high functioning.