Once your E-2 petition is prepared, the final hurdle is the consular interview. This is where the officer decides if your investment is substantial and if you have the intent to depart the US when your status ends.
Key Interview Tips
Know your business plan inside and out. You must be able to explain how your business will make money, who you will hire, and why you are the right person to direct the enterprise.
Documentation
Bring original copies of all your investment evidence, including bank statements, lease agreements, and corporate documents.