Set the timeout of the point of sale
Populate Database with French Departments (Départements)
Change the product barcode constraint, allowing the same barcode for differents companies
Manage LED Customer Display device from POS front end
Add analysis tools regarding installed modules to know which installed modules comes from Odoo Core, OCA, or are custom modules
Mass Editing
Use the whole available screen width when displaying sheets
Allow cashier to change order payments, as long as the session is not closed.