diff --git a/api/TimeAddressableMediaStore.yaml b/api/TimeAddressableMediaStore.yaml
index e642a34..47c4604 100644
--- a/api/TimeAddressableMediaStore.yaml
+++ b/api/TimeAddressableMediaStore.yaml
@@ -428,8 +428,8 @@ paths:
         "404":
           description: The requested Source or tag does not exist.
     put:
-      summary: Set Source Tag
-      description: Set the Source tag
+      summary: Create or Update Source Tag
+      description: Create or update the Source tag
       operationId: PUT_sources-sourceId-tags-name
       tags:
         - Sources
@@ -443,7 +443,7 @@ paths:
         required: true
       responses:
         "204":
-          description: No content. The tag has been updated.
+          description: No content. The tag has been created or updated.
         "400":
           description: Bad request. Invalid Source tag value.
         "404":
@@ -496,8 +496,8 @@ paths:
         "404":
           description: The requested Source does not exist.
     put:
-      summary: Set Source Description
-      description: Create or modify the description property.
+      summary: Create or Update Source Description
+      description: Create or update the description property.
       operationId: PUT_sources-sourceId-description
       tags:
         - Sources
@@ -511,7 +511,7 @@ paths:
         required: true
       responses:
         "204":
-          description: No content. The description has been updated.
+          description: No content. The description has been created or updated.
         "400":
           description: Bad request. Invalid Source description.
         "404":
@@ -564,8 +564,8 @@ paths:
         "404":
           description: The requested Source does not exist, or does not have a label set.
     put:
-      summary: Set Source Label
-      description: Create or modify the label property.
+      summary: Create or Update Source Label
+      description: Create or update the label property.
       operationId: PUT_sources-sourceId-label
       tags:
         - Sources
@@ -579,7 +579,7 @@ paths:
         required: true
       responses:
         "204":
-          description: No content. The label has been updated.
+          description: No content. The label has been created or updated.
         "400":
           description: Bad request. Invalid Source label.
         "404":
@@ -999,8 +999,8 @@ paths:
         "404":
           description: The requested flow or tag does not exist.
     put:
-      summary: Set Flow Tag
-      description: Create or modify the tag.
+      summary: Create or Update Flow Tag
+      description: Create or update the tag.
       operationId: PUT_flows-flowId-tags-name
       tags:
         - Flows
@@ -1014,7 +1014,7 @@ paths:
         required: true
       responses:
         "204":
-          description: No content. The tag has been updated.
+          description: No content. The tag has been created or updated.
         "400":
           description: Bad request. Invalid flow tag value.
         "403":
@@ -1069,8 +1069,8 @@ paths:
         "404":
           description: The requested flow does not exist.
     put:
-      summary: Set Flow Description
-      description: Create or modify the description property.
+      summary: Create or Update Flow Description
+      description: Create or update the description property.
       operationId: PUT_flows-flowId-description
       tags:
         - Flows
@@ -1084,7 +1084,7 @@ paths:
         required: true
       responses:
         "204":
-          description: No content. The description has been updated.
+          description: No content. The description has been created or updated.
         "400":
           description: Bad request. Invalid flow description.
         "403":
@@ -1154,7 +1154,7 @@ paths:
         required: true
       responses:
         "204":
-          description: No content. The read_only property has been updated.
+          description: No content. The read_only property has been set to the given value.
         "400":
           description: Bad request. Invalid flow description.
         "404":