
Furnace age and condition (critical for Chicago winters)
Ductwork in older homes
Air conditioning capacity for humid summers
Proper insulation for energy efficiency
Single-pane windows that should be upgraded
Poor insulation leading to high energy bills
Drafty areas that will be problematic in winter
Storm windows and proper weatherproofing
Local building codes and regulations
Common issues in Chicago-area homes
Weather-related concerns specific to the region
Neighborhood-specific problems (flooding zones, soil issues, etc.)
