Are you a small business or entrepreneur worried about the future of market access post-Brexit? For 100 euros and 10 minutes of online forms you could secure access to the single market by becoming an Estonian e-resident. The former Soviet state has transformed itself into a high tech centre of innovation and is now offering countries around the world a share in its digital infrastructure. To find out more about how it all works our reporter Tom Hill spoke to e-residency managing director, Kaspar Kar-Yus.