The plan: I am identifying on/off market properties that are targets, will do all of the real estate work (listing, showing, advertising, vetting, etc) and will split the cost of the purchase of the home and the material costs for any needed repairs.The contractor will be subbing out portions of the job and be on site mostly full time until the project is completed. 

I'm located in Dallas so the labor cost and materials may be different but you can get an idea at least.

Have you ever ordered bulk materials from there?

This tells a familiar story of labor and material shortages.Note: Obviously, a big part of the recent rise is COVID-related.

Complete roof inspection of flat, shingle, and metal roof.2.

Pay for labor only per job and cover the material cost yourself.

Alot depends on material choice and design complexity. 

Keeping your payments artificially low seems great until you need the coverage and there is non because you made a material mis-representation in the contract.

If the list is available, the investors may be able to use it to direct marketing materials to them. 

$120 is that including material or its labor cost only?