An edge shot exposure apparatus for transferring edge features to a substrate edge region of a substrate includes a feature transferer, and an ES wafer stage assembly. The imaging drum includes first and second ends. The set of groups of nodes is updated when information is successfully disseminated to a node at a target address selected using the first of the two methods. For example, a wireless communication device includes communication capability in accordance with a first communication protocol and also includes a communication capability in accordance with a second communication protocol ). The base surrounds the rear of the stapler body to provide a smooth exterior so that the device is natural to use both horizontally and vertically.