1.  specification

At the specification phase, use ErgoLightÔ to specify the user task breakdown and the modes that affect the way the application responds to the user actions

  2.  prototype

At the prototype phase, use ErgoLightÔ to link the user tasks and the application modes to the actual GUI components

  3.  beta testing

At the beta testing phase, use ErgoLightÔ to collect data on usability problems

  4.  evaluation

At the evaluation phase, use ErgoLightÔ to analyze the data and to obtain reports on usability problems, on your recommendations for design changes and on your instructions for the Help Desk personnel

  5.  deployment

At the deployment phase, use ErgoLightÔ to provide recovery information for the end user and to provide Help Desk information for support centers.