The document discusses Aruba's Meridian location-based apps and analytics engine (ALE). It provides an overview of ALE's key features, including maintaining a unified user context with device and app visibility, and a real-time location engine. It also describes ALE's location calculation process using signal strength from multiple access points to triangulate a user's position, and factors that can impact location accuracy and latency like network settings, device types, and environment. Finally, it lists AP placement recommendations such as a voice overlay and 2500 square foot coverage area as highest priority to optimize wireless network performance.