Casual is a web service that helps small and medium companies to run their projects by managing the process of project execution.Small growing companies experience problems with managing their projects as well as lack of easy tools to collect and reuse the business knowledge. Heavy corporate software is too complicated and expensive. On the other side simple task management services are too general and unstructured. Users need simple and practical service to manage their projects. Also they need some simple tools to manage the knowledge about their business processes to scale their business.Casual treats every project as a simple visual process. The service allows users to define this process, execute it, store and reuse it in next projects.