Humana saw a 60% increase in customer engagement through strategic digital testing. They tested elements of their Medicare website funnel over two years through A/B and multivariate tests. One test of simplifying the Medicare banner led to a 433% increase in Medicare traffic. Another test of personalizing the banner based on geography increased Medicare traffic by 31%. Deeper funnel enrollment tests also increased completed applications by 11.1% for viewing plans and 5.9% for getting started. The iterative testing approach provided data to improve the customer experience and guide organizational decisions.