diff --git a/docs/source/designs/backup-recovery.rst b/docs/source/designs/backup-recovery.rst
index 046b6f402d406dacd3962cea8da2739fa32057bf..b7a0798dd12fee85240ca58e50be0e9433bb78e9 100644
--- a/docs/source/designs/backup-recovery.rst
+++ b/docs/source/designs/backup-recovery.rst
@@ -181,6 +181,16 @@ Detailed Implementation Design
 * how externally-triggered system events (e.g. sudden reboot; network congestion) will affect the system
 * scalability and performance
 
+Summary
+~~~~~~~
+
+
+
+External Interfaces
+~~~~~~~~~~~~~~~~~~~
+
+
+
 Data Integrity
 ~~~~~~~~~~~~~~