Check for scratches in hardwood, loose tiles (lippage), or ripples in the carpet.
Use the "4-6 foot rule"—if you can see a blemish from a normal standing distance, mark it. Look for nail pops, uneven texture, and paint drips. blue tape walkthrough checklist pdf better
Check for cracks, uneven surfaces, or pooling water. Check for scratches in hardwood, loose tiles (lippage),