 television and radio) is more difficult to measure than interactive, web-based digital media such as permission-based email marketing or social media marketing.In 2013, Black Ink introduced Eye On, the first SaaS designed to measure enterprise ROMI across all mediums.With the rise in Digital Marketing, the opportunity is available for marketers, or even business owners to run rough calculations of what their approximate ROI may be for their campaigns, before they even start investing.