Pictures, plans, material options, and neighborhood pics come to mind. 

Sure, that property in anywhere from 8 - 50 years may be again needing a substantial investment; it's not really material to what everyone's doing, at least with what you're talking about (wholesaling, etc).Jim

I am planning on spending 20K to rehab this property with basic investor grade material, turning it from a 2/1.5 to 4/2.

upgraded the entire downstairs flooring (on sale at Costco - materials and labor for 900 sq/ft for $2,500) new cabinets, countertop, and backsplash for $8,000master bathroom was $5,000 upgrade for nothing out of pocket (thanks to a water leak)other upgrades around the place including landscaping and painting for about $1,000other minor upgrades around the home for What was the outcome?

I am already well versed in all of the Bigger Pockets education materials such as blog posts, books, and podcasts.

There's a lot of upselling--boxes, packing materials, etc. 

I'm wondering how I should calculate and break down the estimated repair costs and materials?

Right now I’m negotiating on what I’ve been given and then will retrade if during diligence actuals are materially different.

I'm Robby Dearth, I'm a rookie Realtor from Santa Rosa, California.I got into real estate after spending 15 years running a landscape design and installation company - I currently manage a Landscape Materials Supply Store (bulk rock, boulders, pavers etc..).

Depending upon the location, finishes, grades of material, etc....you could get close to $100 psf, not including any lot development, etc...