diff --git a/source/core/operational-segregation.txt b/source/core/operational-segregation.txt
index 65a94437837..232804ca203 100644
--- a/source/core/operational-segregation.txt
+++ b/source/core/operational-segregation.txt
@@ -7,7 +7,7 @@ Operational Segregation in MongoDB Operations and Deployments
 Operational Overview
 --------------------
 
-MongoDB includes a cluster of features that allow database administrators
+MongoDB includes a number of features that allow database administrators
 and developers to segregate application operations to MongoDB
 deployments by functional or geographical groupings.
 
@@ -21,10 +21,10 @@ deployments by functional or geographical groupings.
 
 This capability provides "data center awareness," which allows
 applications to target MongoDB deployments with consideration of the
-physical location of :program:`mongod` instances. MongoDB supports
+physical location of the :program:`mongod` instances. MongoDB supports
 segmentation of operations across different dimensions, which may
 include multiple data centers and geographical regions in multi-data
-center deployments or racks, networks, or power circuits in single
+center deployments, racks, networks, or power circuits in single
 data center deployments.
 
 MongoDB also supports segregation of database operations based on