The transponder is inserted in the vehicle key in the form of a computer chip. Many modern vehicles feature keys that have a keyless entry, where the ignition key sticks out of a large, square case. In that case it is the chip, usually no larger than the tip of a finger, that allows the driver access to the vehicle.
An eBill (electronic bill) is an electronic version of a paper bill that you can view and pay online. Instead of being sent to your home mailbox, eBills are delivered to the websites of companies who you do business with. This could be your bank, credit union, or any company that sends you bills (cable, phone, power, credit card and so on).
A shipping list, packing list, waybill, packing slip, is a shipping document that accompanies delivery packages, usually inside an attached shipping pouch or inside the package itself. It commonly includes an itemized detail of the package contents and does not include customer pricing. It serves to inform all parties, including transport agencies, government authorities, and customers, about the contents of the package. It helps them deal with the package accordingly.