Informational messages represent one of the main components of interaction design. When we create the functional design for an application it is very important to include information messages from the early beginning. Their main purpose is to inform the user about how the system reacted to the user actions. If the information messages are not present than the user will start to be worried and will stop using the application. This is a basic principle of interaction design. Another basic principle of interaction states that whenever an user creates, changes or deletes data in an application the system needs to … Continue reading On informational messages