When it comes to involving different groups of people in development processes, the idea of getting suggestions directly from (potential) users is obvious. In addition to existing user groups, new users can also be addressed through targeted communication. This can provide insights into why some people are not currently using a service or product and what would need to change to meet their needs. Those involved in open innovation processes are intrinsically motivated to participate in developing products and services and making their data available intentionally and voluntarily. This implies a responsibility on the development team to acknowledge “feature requests” and – if they make sense and are feasible – to implement them. The following tools provide suggestions on how to initiate participative innovation processes.