Trace every boundary, note ceiling heights, and measure obstacles like baseboards or uneven walls before ordering anything. Record appliance depths and hinge clearances too. This disciplined inventory keeps sofas from blocking fire exits, ensures delivery fits elevators, and saves money otherwise lost to returns.
Lay out 30–36 inches for primary walkways and 18–24 inches for secondary routes, scaling by your needs. Protect swing zones for doors, oven fronts, and desk chairs. Clear circulation shortens cleaning time, reduces accidents, and lets smaller furniture serve more functions.