This document provides a summary of the September edition of the Ipsos Update, which includes the latest research and insights from Ipsos teams around the world. It highlights articles on topics such as passive simplicity in audience measurement, the role of surveys, media consumption in Russia, mobile payments in China, affluent Americans, the rise of populism, corporate reputation research, smartphone usage trends in the UK, Syrian refugees in Turkey, and app usage behaviors. The document aims to present concise summaries of noteworthy research in an easily digestible format.