During the renovation phase, adhere strictly to the scope of work and budget, conducting regular walkthroughs to monitor progress and ensure quality.As the project nears completion, prepare for sale by staging the property to highlight its best features and create buyer appeal.

Quote from @Matthew Posteraro: I am in the phase of practicing deal analysis on possible investment properties in the area I am looking to invest in.

I'm asking him to gather all these docs for me (and he is) but I'm wondering if that's even the norm, or if most investors look over all that during the due diligence phase.

It is critical to know the condition and rehab costs, but buying low and doing the deal in the purchase helps with overall costs as you enter the rehab phase. 

Products & Services enable us to track each 'phase' of the rehab.

You’ve done the hard work building your wealth—now it’s time to make it work for you in a way that lets you enjoy life.Wishing you the best on this next phase of your journey.

The BRRRR calculator may help you understand this better as the results are shown in three different phases - rehab, post rehab and then post refinance.

I'm in the general due diligence phase, i.e. determining if I really want to do this at all.

Phase 1 completed?  

You identify the problem (lack of deposit) during your inspection phase, then hit them with an objection that requires them to pay you a deposit at closing.