You did your job. You intrigued your prospect. You captured their attention. Your call to action worked and they want to buy. Now. So they do it from their phone. Oops. Too bad you spent all of your time and effort designing that slick user interface that doesn’t work in mobile environments. Simply put, responsive design is critical to eCommerce success. Don’t believe us? Check out this presentation. You’ll be convinced and informed to respond yourself.