DOCS-564 minor edits

Author: Bob Grabar

source/release-notes/2.2.txt

@@ -306,7 +306,7 @@ Behavioral Changes
 Restrictions on Collection Names
 ````````````````````````````````
 
-Collection names cannot contain the ``$`` character in version 2.2. The
+In version 2.2, collection names cannot contain the ``$`` character. The
 character is still allowed for collection names in MongoDB versions
 prior to 2.2.
 
@@ -323,33 +323,34 @@ names can be any UTF-8 string with the following exceptions:
 
 - Do not name a collection using the ``system.`` prefix. The ``system.``
   prefix is reserved for system collections, such as the
-  ``system.indexes`` collection that stores index keys.
+  ``system.indexes`` collection.
 
 - The maximum size of a collection name is 128 characters, including the
   name of the db and indexes. A best practice is to keep your collection
   names below 80 characters.
 
 If your collection name includes special characters, such as the
 underscore character, then to access the collection use the
-:method:`db.getCollection()` method or a similar :api:`method for your
+:method:`db.getCollection()` method or a :api:`similar method for your
 driver <>`.
 
-.. example:: For example, to create a collection ``_foo`` and populate it
-   with document ``{ a : 1 }``, you issue the following command:
+.. example:: To create a collection ``_foo`` and populate it with
+   document ``{ a : 1 }``, you would issue the following command:
 
    .. code-block:: javascript
 
       db.getCollection("_foo").insert( { a : 1 } )
 
-   To query the collection you issue the following command and get the
-   following result:
+   To query the collection, you would issue the following command and
+   get the following result:
 
    .. code-block:: javascript
 
       db.getCollection("_foo").find()
       { "_id" : ObjectId("506dbf800f70bf70d1ca613b"), "a" : 1 }
 
-   You *cannot* query the ``_foo`` collection with this command:
+   If you were to query the ``_foo`` collection with dot notation, you
+   would receive an error, as shown here:
 
    .. code-block:: javascript