| VT_HRESULT RemoveImageSetEx(VT_BSTR bsVolID, VT_BSTR bsImageID, VT_BOOL bForceDelete) | Removes a base image and its associated incrementals. Also takes extra parameter for force deletion. |
| VT_HRESULT RemoveImageEx(VT_BSTR bsVolID, VT_BSTR bsImageID, VT_BOOL bForceDelete) | Deletes an image from a volume and updates the volume history. Also takes extra parameter for force deletion. |
| VT_HRESULT ConsolidateIncrementalsEx(VT_BSTR ConsolidateJob, VT_BOOL bForceDelete) | Consolidates incremental backup data into a single incremental backup file. Uses consolidatejob as a parameter. Also takes extra parameter for force deletion of entry from Histroy file. |