Enhance boundary events section across multiple workflow elements documentation

Author: Yiyun333

content/en/docs/refguide/modeling/application-logic/workflows/workflow-elements/call-microflow.md

@@ -40,7 +40,7 @@ Parameters of the selected microflow. Depending on the selected microflow, you w
 
 ### Boundary Events Section {#boundary-events}
 
-For more information, see [Boundary Events](/refguide/workflow-boundary-events/).
+Boundary events can be attached to this element and are triggered by certain events to handle exceptional situations during its execution. For more information, see [Boundary Events](/refguide/workflow-boundary-events/).
 
 ### Common Section {#common}
 

content/en/docs/refguide/modeling/application-logic/workflows/workflow-elements/call-workflow.md

@@ -48,7 +48,7 @@ To change the parameter, either double-click the parameter from the list or sele
 
 ### Boundary Events Section {#boundary-events}
 
-For more information, see [Boundary Events](/refguide/workflow-boundary-events/).
+Boundary events can be attached to this element and are triggered by certain events to handle exceptional situations during its execution. For more information, see [Boundary Events](/refguide/workflow-boundary-events/).
 
 ### Common Section {#common}
 

content/en/docs/refguide/modeling/application-logic/workflows/workflow-elements/multi-user-task.md

@@ -401,7 +401,7 @@ In addition to adding new parameters, you can perform the following actions on p
 
 ### Boundary Events Section {#boundary-events}
 
-For more information, see [Boundary Events](/refguide/workflow-boundary-events/).
+Boundary events can be attached to this element and are triggered by certain events to handle exceptional situations during its execution. For more information, see [Boundary Events](/refguide/workflow-boundary-events/).
 
 ### Common Section {#common}
 

content/en/docs/refguide/modeling/application-logic/workflows/workflow-elements/user-task.md

@@ -200,7 +200,7 @@ In addition to adding new parameters, you can perform the following actions on p
 
 ### Boundary Events Section {#boundary-events}
 
-For more information, see [Boundary Events](/refguide/workflow-boundary-events/).
+Boundary events can be attached to this element and are triggered by certain events to handle exceptional situations during its execution. For more information, see [Boundary Events](/refguide/workflow-boundary-events/).
 
 ### Common Section {#common}
 

content/en/docs/refguide/modeling/application-logic/workflows/workflow-elements/wait-for-notification.md

@@ -31,7 +31,7 @@ The **Caption** describes what happens in this element. It is displayed under th
 
 ### Boundary Events {#boundary-events}
 
-For more information, see [Boundary Events](/refguide/workflow-boundary-events/).
+Boundary events can be attached to this element and are triggered by certain events to handle exceptional situations during its execution. For more information, see [Boundary Events](/refguide/workflow-boundary-events/).
 
 ### Common Section {#common}