When GPUs, belt loaders, baggage carts, fuel trucks, service vehicles, and passenger boarding equipment all compete for space, equipment footprint becomes an operational factor. A ground power unit should be evaluated not only by its rated output, but by how well it fits the actual operating environment. For operators looking more closely at this balance, ElectroAir has shared additional insight on compact aircraft ground power units and the role of lower-emission mobile GPUs in the transition toward more efficient ground operations. It is about how ground support equipment is selected in a more demanding operating environment. Ground support equipment that understands this reality will become increasingly important for airports and aviation service providers working under pressure to do more with limited room.