You DO know that a brand new kitchen remodel is about $15k - $20KCabinets total about 6KAppliances $3.5KLabor $5K- $8KBacksplash $500Granite $3000...Hardware 500 - $1500 (depending on finishes)Refinish flooring is about $3K for a 1000 sqft housePaint is about $4K to $6KA bathroom remodel is about $5k-$7KSo basically a $30K budget rehab will give you a new kitchen a new bathroom, paint the interior and refinished flooring.We didn't even touch windows, roof, mechanical, structural, making an open floor plan, tiling, trims, doors etc. etc, Here in CT at least a normal flip will be about 60K in rehab and this is if the house is in decent/slightly less then average condition.Did you already see the house?

In order to address this, we aired out the home opening all windows and had the AC technician come in and check for anything unusual in the air conditioning system, we had housekeeping come in and reclean the home.

Replaced 1 furnace, then roof, siding, 2 HVACs, some interior paint, electrical outlets.Now in progress on replacing windows, kitchen/dining floor with LVP.

You want to raise the head heights of all the windows and doors as well.

Does your market tend to have a ventilation system in place to move the air out the window directly? 

Apartments might be a little quicker than SF homes, but we have an actual slide deck (on a tablet) to walk them trough the main issues and we have significantly fewer issues with people that went through our formal orientation

They bought expecting a single unit, come to find out it was zoned multi family, adding a 2000$ window makes a multi.

make sure your soffits are not covered with insulation and that your gable vents are clear or open windows if you have them.

Foundation cracks often appear around door frames or windows.

Pdf the siding is in good shape, I would keep it and add an accent, like shutters, or decorative trim above the windows/doors, as long as it is consistent with the home's style.