Harley-Davidson: In an attempt to expand its customer base, Harley-Davidson launched a line of perfume in collaboration with a fragrance company. This extension into a completely unrelated product category diluted the brand's image and received backlash from loyal motorcycle enthusiasts. 2. Microsoft: Microsoft, primarily known for its software and technology products, ventured into the smartphone market with the acquisition of Nokia's mobile division. The lack of success in the smartphone market and subsequent discontinuation of the Microsoft Lumia phones contributed to brand dilution and weakened brand perception. 3. NBA star Michael Jordan: Despite his successful basketball career, Michael Jordan's brand suffered dilution when he made an unsuccessful foray into professional baseball. This venture outside of his core expertise resulted in a temporary dilution of his personal brand.