Publicis Sapient discusses what it takes for retailers to compete in an era where small, agile, digital natives are cannibalizing their sales. Gone are the days when big retailers could slowly adapt to changes around them. In this era where dramatic transformation is a necessity, we explore whether retailers can "dip their toe in" digital transformation, or need to make sweeping changes. Taking pages from those who are successfully adjusting (we're looking at you, Walmart) – where should retailers start in their journey to becoming the proverbial "elephant on the balancing ball"?