This document provides a summary of key developments in the telecommunications industry in the first quarter of 2011. Cable companies performed well due to growth in broadband subscribers, video subscribers declines stabilizing, and reduced capital intensity. Wireline telephone businesses continue struggling with 10-11% subscriber losses. Consumer spending on mobile services was up 6% year-over-year. Tower companies also saw higher revenues and profits. Finally, AT&T agreed to acquire T-Mobile USA for $39 billion pending regulatory approval.