List item:
| List | BeforeProperties | AfterProperties | properties.ListItem |
| ItemAdding | No value | New value | Null |
| ItemAdded | No value | New value | New value |
| ItemUpdating | No value | Changed value | Original value |
| ItemUpdated | No value | Changed value | Changed value |
| ItemDeleting | No value | No value | Original value |
| ItemDeleted | No value | No value | Null |
Document Library:
| Library | BeforeProperties | AfterProperties | properties.ListItem |
| ItemAdding | No value | No value | Null |
| ItemAdded | No value | No value | New value |
| ItemUpdating | Original value | Changed value | Original value |
| ItemUpdated | Original value | Changed value | Changed value |
| ItemDeleting | No value | No value | Original value |
| ItemDeleted | No value | No value | Null |