diff --git a/windows/security/book/conclusion.md b/windows/security/book/conclusion.md
index 7809041225..3a53615f48 100644
--- a/windows/security/book/conclusion.md
+++ b/windows/security/book/conclusion.md
@@ -66,7 +66,8 @@ Enhanced:
|**8**| Email encryption is supported on products such as Microsoft Exchange Server and Microsoft Exchange Online.|
|**9**| Microsoft internal data.|
|**10**| Hardware dependent.|
-|**11**|All users with a Microsoft Account get 5GB of OneDrive storage free, and all Microsoft 365 subscriptions include 1TB of OneDrive storage. Additional OneDrive storage is sold separately.|
+|**11**|All users with a Microsoft Account get 5GB of OneDrive storage free, and all Microsoft 365 subscriptions include 1TB of OneDrive storage. Additional OneDrive storage is sold separately.|
+|**12**|The Total Economic Impactâ„¢ of Windows Pro Device, Forrester study commissioned by Microsoft, June 2020.|
---