In this episode of Chalk Talk, Amelia Dalton, Lucio Di Jasio from AWS and Magnus Johansson from u-blox explore common pitfalls of designing an IoT device from scratch, the benefits that AWS IoT ExpressLink brings to IoT device design, and how the the NORA-W2 AWS IoT ExpressLink multiradio modules can make retrofitting an already existing design into a smart AWS connected device easier than ever before.