International business travel is an important component in the modern, globalised economy. This expert guide considers the current immigration landscape in key jurisdictions as well as discussing recent legislative changes around the world. We also share important advice on how to overcome pertinent challenges such as what to do if your ESTA visitor visa is denied in the United States as well as outlining the advantages of the Visa Waiver Program. Featured countries are: Brazil, France, Turks & Caicos, and the United States.