If you are located in Canada. Follow the steps below.
1. Go to https://ceac.state.gov/genniv/ and complete your DS 160 application.
2. Once complete YOU MUST PRINT OFF YOUR DS 160 CONFIRMATION PAGE AND TAKE IT WITH YOU TO YOUR INTERVIEW. Failure to do so will result in denial of entry to the U.S embassy/ consulate.
3. Go to http://usvisa-info.com/en-CA/selfservice/ss_country_welcome and login with your personal details.
4. Proceed through each stage entering your information and selecting the appropriate options.
5. Pay the government fee of $140.00USD and make note of your MRV fee number (this information is needed for your interview)
6. Proceed to the calendar and schedule your interview. (Print off your confirmation appointment letter.)
7. Prepare your documentation and photos required for your interview.
8. Attend the interview.
9. Pick up your passport when ready from your local DHL branch containing the visa.