Halmstad Living Lab was established in 2007 with the application areas of health technology and media, but have been working with co-creation since 2004. Our experiences from co-reation is derived from four research projects, two within media (DigiNews and UbiMedia) and two from health technology (Secure at Home - Living Lab and Secure at Home - Smart Locks). We have conducted 100 user involvement activities with around 500 individuals in face to face activities and over 7000 individuals in online surveys. The empirical activities all relates to different innovation processes concerning both products and services. The innovation processes has involved different stakeholders such as companies, researchers and users who have worked in an open environment to create and validate innovations. Below we discuss our experiences.