The document discusses how retailers and brands can win in 2018 through data collaboration and personalization. It finds that almost 4 out of 5 brands and retailers are successfully collecting and using cross-channel customer data. While 3 in 5 are already collaborating on data, concerns remain that large physical-digital companies could limit smaller players' access to customers and products. The document advocates for data collaboration between thousands of companies to better connect shoppers to relevant products across channels.