You can customize your application to respond to the situation when a valid license is unavailable. Following are examples of license strategies.
Announcement only. Use the LSAPI functions to announce when your application begins and when it terminates. This announcement can be logged by a license system to record or meter the number of software applications in use at any one time.
Authorization desired. Use the LSAPI functions to obtain authorization from the license system for your application to run. If there is no license or license system, the software can display a warning message but continue to run.
Authorization required. Use the LSAPI functions to obtain authorization from the license system for your application to run. If no valid license is available, the software will not run.