This document discusses modern methods of using cast-in channel for connecting precast concrete structures. It provides examples of column shoes, wall shoes, wire rope loop systems, thermally broken balcony supports, stair support inserts, and beam support inserts. It also discusses the future of cast-in channel connections, encouraging getting expert advice early in the design process and considering new standards and lifting systems. The document is aimed at connecting precast concrete structures using modern embedded channel connection methods.