I dont think consensus is being reached on trade agreements so we’d fall back to world trade rules. Cargo will have to be inspected at borders which will cause traffic jams at the borders. It’s also just: change. People have been accustomed to freely interact with the UK in the EU. Here’s for example how our company would suffer: https://transloadit.com/blog/2019/03/changing-our-legal-enti... (we’re leaving before a hard brexit could happen)