Your Fitbit, TV remote, microwave, and other wireless devices that use a network to communicate are part of the “Internet of Things” (IoT). Their use is growing fast—some experts forecast that 25-50 billion devices will be in use by 2025.

But the IoT depends on the availability of a finite resource—the radio frequency spectrum.

Read more here about the GAO’s recommendations to the FCC to expand efforts to make more spectrum available, use it more efficiently, or expand spectrum sharing.