ECommerce websites come in different shapes and sizes. But no matter if you are selling shoes or bazookas (that sounds illegal) - no matter if you are B2B or B2C, KPIs are vital for your business. Setting and tracking KPIs is essential to measure the success of your eCommerce store because, without them, you’d be shooting in the dark (with an illegal bazooka most likely). So where do you start? You start with the 3 most important eCommerce KPIs!