Filing O-1A Extraordinary Ability Visas: Do's and Don'ts How to avoid mistakes and craft a successful O-1A petition. Read More Ekaterina PowellMarch 22, 2018O-1A visa, O-1 immigration lawyer, O-1 attorney, mistakes in O-1A, O-1A visa business, O-1 visa technology, O-1 visa startup, Business Immigration Attorney, California, Los Angeles, San Francisco, Silicon ValleyComment