Itemize the damage factoring in their lifespan and see what number you come up with. 

Looking for factors I may not be considering.

(nice to meet you.)what i can help with is determining how your property might perform as a rental. so let's do that.as you probably know, you need to factor in much more than mortgage / PITI. so:will you self-manage, or hire a PM? 

You have to assume that the rehab cost was factored into what they can sell it for based on comparables.

For sellers, this means that setting the right price from the start and presenting your home beautifully are more crucial than ever.Time is also a factor to consider, with the median time to contract rising to 35 days—a 59.09% increase from last year.

When house -hacking with 5% down, returns on cash invested could be huge when you factor in the appreciation gains.

The reason being every site and project is unique, and while I do attempt to provide a reasonable estimate of what it will take to complete your project there are many factors outside my control.

I also know the type of home and insulation you have is a factor. 

The market is a huge factor in how far design goes but I feel like every one has tried to "out design" each other recently to where it is almost over the top.

Some have quotas, some don't.Like anything in real estate the gatekeepers of the knowledge are the people in the market on a daily basis. also greatly depends on the velocity in the market place the price points quality .. etc etc.. tons of factors for builders to consider when negotiating with buyers and or the buyers agent.