Update index.md Custom traits mutable

lizkane222 · web-flow · commit 7a2a2ecf3f5b · 2023-09-29T16:53:10.000-07:00
diff --git a/src/engage/audiences/index.md b/src/engage/audiences/index.md
@@ -33,7 +33,7 @@ You can also specify two different types of time-windows, `within` and `in betwe
 
 ### Custom Traits
 
-You can also build Audiences based on custom traits. These traits can be collected from your apps when a user completes a form or signs up using an [Identify](/docs/connections/spec/identify) call. You can view these traits in the Profile explorer, as well.
+You can also build Audiences based on custom traits. These traits can be collected from your apps when a user completes a form or signs up using an [Identify](/docs/connections/spec/identify) call. You can view these traits in the Profile explorer, as well. Custom Traits are mutable and update to the latest value seen by the user's Identify events.
 
 ### Computed Traits
 
