You can create ${CustomerPurchaseOrder.Plural} here.
 
How to create a ${CustomerPurchaseOrder.Name}  

You can update information here.

Note: The editable fields are indicated with a grey triangle in the corner of the cell.

You can change the State of the ${CustomerPurchaseOrder.Name} here.

Note: The blank option initiates no action.

To execute the icons in the ${Actions} column, refer Generic Features

Click on a ${CustomerPurchaseOrder.Name} to view its properties and Shipping details

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Pre-requisite
– Define 
${Customer.Name}