Making sure that all information is correct and comprehensive is essential to preventing delays or issues. Since even small mistakes can result in serious sevfs slots not availabletbacks, it is imperative to comprehend the subtleties of the visa application process for a successful outcome. There are several reasons why visas can be denied, and being aware of them can help applicants steer clear of common pitfalls. Lack of proper documentation is one of the most common grounds for denial.