What if your biggest margin killer isn’t Facebook ads—but your supply chain? On this 193rd episode of The E-Comm Show, Andrew Maff sits down with Izzy Rosenzweig, founder and CEO of Portless. After launching his own DTC brand and facing costly inventory mistakes, Izzy built Portless to solve a problem no one talks about enough: tariffs and inefficient fulfillment. We dig deep into how tariffs are affecting brands right now, why traditional warehousing models are outdated, and how operational ...