Major U.S. tenants include reputable names such as AT&T (NYSE: T), Verizon (NYSE: VZ), and T-Mobile (NASDAQ: TMUS). For users of smartphones and handheld devices, 5G is probably the next big wave to watch, as it signals faster download speeds, greater connectivity, and significantly reduced lag. These leases also contain provisions that periodically increase the rent based on a fixed escalation percentage (typically approximating 3% in the U.S.), an inflation index in international markets, or a mix of both.