Under paid function is used for user wants to void or adjust the final bill that already paid. Currently, Under paid function only is applied for bills that pay at table, not yet for post to room. 

Nagivation: Hall plan screen > Bill list 

In Bill list page, there are 2 tabs: Payment bills and Post to room bills, choose Payment bills tab, then

1. Click the hyperlink check number (1) to show final bill pop up.
2. Choose Undo paid button (2)
3. Select Yes (3) to continue process
4. Select No (4) to cancel the request 

If select Yes (3) to continue process, user needs to input user account to complete

Choose the void reason to complete

The screen will turn back to the order table > click Undo check > then user can adjust or cancel item (s)

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