H-1B. What to do after successful stamping?


What documents do you need  to you to successfuly enter US and should keep with you when staying in US? Passport with H-1B visa, bottom slip of I-797 Notice of Action of approved petition. Is there something else?

[b]Are there any other necessary requirements on top of getting SSN what H-1B worker needs to do after entering US?[/b]

Thanx for answering!