A good attorney significantly raises your odds. A wrong one lowers them, and you may not know until the denial arrives.
Executives, senior engineers, and founders often skip the “critical or essential role” criterion because the language sounds subjective.
USCIS accepts memberships as evidence of distinction only in a narrow set of circumstances and most professional associations do not qualify.
Of the ten EB1A criteria, original contributions of major significance is where the most petitions break. It is easy to claim and hard to prove.
A letter that says you are brilliant proves nothing. A letter that explains exactly what you did and how the field uses it proves everything.