Using ahand-heldcomputercalled aDeliverInformationAcquisition Device, UPSdriversautomaticallycapturecustomers'signaturesalong withpickup, delivery, and time-cardinformation.
They tote a computerized clipboard called a DIAD (Delivery InformationAcquisitionDevice), which houses an internal radio that simultaneously captures and transmits deliveryinformation.