3535473 - How to notify the Manager when a user opens a Purchase Request?

Is it possible to activate a notification when a user opens a Purchase Request?

SAP Business ByDesign 

It is not possible to notify a user when the Purchase Request is opened. But on Create / every save, an email notification can be triggered. Kindly refer to the below SAP Documentation:

Workflow Rules Quick Guide | SAP Help Portal

Alternatively, you can also set up the Task Subscription according to the requirement , by following the below steps, which will trigger the email notification. 

Go to Home work center -> Inbox view -> Expand the Purchase Request task, and set up the task subscription as per the requirement. 

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