Manufacturers usually benefit by dividing their innovation processes into distinct phases in order to ensure that the development activities are performed efficiently in an appropriate sequence. Users usually do not apply such structured processes. They follow a more intuition-driven approach....

It is known that end users of products and services sometimes innovate, and that innovations developed by users sometimes become the basis for important new-commercial products and services. It has also been argued and to some extent shown that such innovations will be found concentrated in a...