A mobile-first design approach is focused on designing a website for smaller screens scaling up to larger screens. This approach helps improve the user experience for mobile users, who are increasingly accessing websites on their phones. In terms of conversions, we at Purpose Path use responsive design techniques to ensure that the website looks and functions well across a range of different mobile devices, as well as optimize the content and user interface to make it easy for mobile users to navigate and find what they are looking for. By providing a great user experience for mobile users, we help increase conversions and drive more business for our clients.