Alert Template Name                                                                 Description

SPAlertTemplateType.GenericList                       The first alert template in Alerttemplates.xml. GenericList
                                                                          is used unless there is a match to one of other event types.

SPAlertTemplateType.DocumentLibrary              Notification of changes in document libraries

SPAlertTemplateType.Survey                              Notification of changes in surveys

SPAlertTemplateType.Links                                Notification of changes in links

SPAlertTemplateType.Announcements                Notification of changes in announcements

SPAlertTemplateType.Contacts                          Notification of changes in contacts

SPAlertTemplateType.Events                              Notification of changes in events

SPAlertTemplateType.Tasks                               Notification of changes in tasks

SPAlertTemplateType.DiscussionBoard              Notification of changes in discussion boards

SPAlertTemplateType.PictureLibrary                  Notification of changes in picture libraries

SPAlertTemplateType.XMLForm                       Notification of changes in XML form

SPAlertTemplateType.DataConnectionLibrary            Notification of changes in data connection libraries
                
SPAlertTemplateType.AssignedtoNotification            Assigned to task / issue list notifications