In order to request the temporary unlock key, please provide some information about your needs.
Please note that we don't process requests from free mail services such as Yahoo or Hotmail.
Requests from free mail services or those that don't contain meaningful explanation of your needs will be discarded.
Remember that Callback File System is an SDK for SOFTWARE DEVELOPERS ONLY. If you are looking for an end-user product, then Callback File System is not for you.
