This screenshot shows the initial phase of the production. This image contains three square boxes which contain the following information, from left to right: first box contains the Development Environment, which is connected to the second box which contains the Quality Assurance (QA) Environment, which is connected to the third box which contains the Production Environment. Between the three boxes are two boxes, on the upper side, which represent Other Environment. This image shows that new functionality is developed in the Development Environment and problems more likely appearing in the Production Environment.