When Do I Need a B-1 Temporary Business Visitor Visa? Can I Just use ESTA to Visit the US?

If you are coming to the United States to establish a U.S. presence of your foreign business; investigate whether you want to open a business in the U.S.; or attend conferences, look for commercial space, or interview potential investors or employees; you may be eligible for the B-1 Temporary Business Visitor Visa. I. B-1 Temporary …