Individuals who are hoping to move to the United States temporarily will need to get the appropriate visa for their situation. While Canadians can visit the country with next to no restrictions, staying in the United States so that you can work or study is another matter. It is the reason why you will need to ensure that you have all the requirements passed and you have the relevant paperwork to file your application.
Most people may not even need to hire an attorney. It is certainly not a requirement, as you can easily get away without one. You can fill in the application and you can look at the official guides, along with online guides, for assistance. There is certainly a lot of o visa edmonton information available online that will be useful in your situation.
The issue is that if you do make a mistake, it can cause a problem for your application. While most mistakes can be remedied, such things take time. It will add a few weeks or months to your application process if it has to be sent back because they need more information or you did not file everything correctly. So it is much better to get it right the first time.
That is the reason why we do recommend that most people who are serious about filing for an O visa or some other work visa do their due diligence. Make sure you are figuring out what is required, and if you have any questions or concerns, you should be directing them to an immigration attorney. They will be able to help you in a much more proper and coherent way, compared to any online guide.
Yes, you are paying a bit more to hire the attorney for an hour or two. But it is worth getting your application done right.