A social media link provides the ability to view customers' latest tweets. The Field Service App gives service technicians information service orders, the order history and customer data. Customers can sign orders via an iPad and receive a copy in their inboxes. By using the Expenses App employees can take photos of receipts via cellphones or tablets and submit them for reimbursement. The HR Self Services App lets employees track vacation days, payslips and personal dossiers and they can also report in sick via the app.