_sidebar.md

 [**GIGA Wiki home**](home)
 
 [**Data storage**](data-storage) 
+
 <details>
 <summary>[Mass storage](mass-storage/mass-storage-home)</summary>
 
@@ -11,6 +12,7 @@
    - [Mass storage structure and organisation](mass-storage/mass-storage-structure-organisation)
    - [Backup system and data archiving](mass-storage/mass-storage-backup-archive)
    - [Terms of use](mass-storage/mass-storage-term-use)
+   - [Quota](mass-storage/mass-storage-quota)
    - [Connection to the mass storage](mass-storage/mass-storage-connection)
    - [Data management and best practices](mass-storage/mass-storage-management-practices)
 </details>
@@ -34,10 +36,12 @@
    - [Recommendations](dox/dox_home#recommendations)
 </details>
 <br>
+
 [**Cluster**](work-in-progress)
 <br>
 </details>
 
+[**FAQ**](FAQ)
 
 [**Contacts**](contacts)