The TN visa (or work visa) allows qualified Canadian and Mexican citizens to apply for temporary entry into the United States to engage in business activities at the professional level. Among the professionals who are eligible for admission are accountants, engineers, lawyers, pharmacists, scientists and teachers.
Can I apply for the TN or H2B visa on my own?
What are the requirements to obtain one of these visas?
Do I need to get the employer?
Does construction, gardening or agriculture apply for any type of visa?