Asset tracking is a key use case in IoT that involves identifying and monitoring the movement of physical assets. It allows organizations to keep track of their assets, ensure efficient usage, and improve inventory management accuracy. Various technologies such as barcodes, QR codes, RFID, GPS, BLE, and NFC are used for asset tracking, with active technologies like GPS and BLE being predominant in certain scenarios. Integrating asset trackers into business workflows using APIs is essential to maximize benefits, providing customization, data sharing, and automated workflows. Twilio Programmable Asset Tracker is a customizable IoT solution toolkit that offers high performance, fast time-to-market, and firmware customizability, making it suitable for various industries such as construction, manufacturing, and supply chain management.