A complementary good or service is something used or provided in combination with another good or service. The word complementary means combining to enhance or emphasize each other's qualities.
Two thirds (67%) of European consumers see plant-based dairy as complementary, not a substitute to dairy products, and ‘an opportunity to try something new’ (65%), new research from ofi shows. The ...
The recent lawsuits associated with HP preventing third-party ink cartridges from being used in their printers highlight the challenges of monopolizing complementary, or add-on, products. HP's case, ...