Planning to sell your home? You might want to take a critical look around first. Some features you’ve lived with for years could be silently sabotaging your property value. Buyers today walk through homes with renovation calculators running in their heads, mentally subtracting costs for each outdated element they spot. From the moment they pull up to the curb, they’re making judgments about what stays and what must go. This comprehensive list reveals the top offenders that make buyers offer less—or worse, walk away completely.