Doing business in global market is a wide scale. That means, you need to broaden your work day and your work hours. It is important that your global market feels your presence. You must be available at all time for them.
Running a global business requires you to work in an odd hours. That means you cannot simply report to work from 9 to 5. Prepare yourself for the occasional change of working schedule. This is to make sure that your business is running smoothly in the global market. Time zone is a big issue that you need to face; it is indeed frustrating if you cannot communicate in real time.
Ensure that there is always a point of contact and there is always an available staff to answer if someone needs you. Communication is a must, or else you will make your global market away from your business.