update copy

Author: mongodben

source/sdk/flutter/realm-database/model-data/define-realm-object-schema.txt

@@ -194,8 +194,14 @@ Map Realm Model to Different Name
 
 You can use the `MapTo <https://pub.dev/documentation/realm_common/latest/realm_common/MapTo-class.html>`__
 annotation to map a Realm object model to a different table name in Realm Database.
+This can be useful in the following scenarios:
+
+- Working with one realm from different Realm SDKs
+- Migrating Realm object models
+- Adhering to certain code style conventions
+
 If you're using Atlas Device Sync, the name that you map to corresponds
-with the App Services Schema name.
+with the :ref:`App Services Schema <schemas>` name.
 
 .. literalinclude:: /examples/generated/flutter/define_realm_model_test.snippet.map-to.dart
    :language: dart