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).
E-ZPass Flex. Toll-free travel on High Occupancy Toll and the 95/495 Express Lanes. E-ZPass Flex is an E-ZPass with an additional switchable feature designed specifically for those traveling on Virginia High Occupancy Toll (HOT) or Express Lanes. This innovative transponder will specifically benefit those who are traveling with the number of people in their vehicle required to qualify for an HOV discount (2 or 3 depending on the roadway).