Address mold issues by first fixing any leaks or moisture problems. Clean existing mold with appropriate cleaning agents and apply a mold-resistant primer before finishing. Use mold-resistant materials for walls and flooring and ensure proper ventilation to prevent future growth.

Fix leaks and moisture issues first, clean existing mold with appropriate agents, and apply a mold-resistant primer. Use mold-resistant materials for walls and flooring, and ensure good ventilation to prevent future mold growth. Proper treatment and materials help manage and prevent mold issues effectively.