ENR's editors are always on the lookout for new and useful electronic devices that have the potential to improve construction. As 2012 comes to a close, we've gathered a collection of the most promising gadgets we've run across or experimented with lately. Some have obvious applications to the jobsite, while others may just be convenient for companies fielding new devices or mobilizing workforces. Still other devices are noted simply for their ability to reduce the cost of sought-after tech and increase users' capabilities.