"Holmes on Homes" is a Canadian television series featuring contractor Mike Holmes. The show focuses on home renovations and repairs, highlighting the importance of quality workmanship and safety standards. Mike Holmes helps homeowners who have been affected by poor construction practices or shoddy renovations. Throughout the series, Holmes and his team assess various home improvement projects, often uncovering hidden problems. They provide solutions to restore the homes to a safe and livable condition, emphasizing the need for proper building codes and skilled labor in the construction industry.