Most US embassies/ consulates will allow you to apply for a visa with only a copy of the approval notice (USCIS Form I-797) at your visa interview. If the consulate/embassy where you applying ...

All individuals holding H-1B, E-3, TN or O-1 status must complete a check-in each time a new approval is received from the government (Form I-797 approval if a USCIS petition was filed, or for initial ...

In order to re-enter the United States you must have a valid passport, valid visa stamp, a recent pay-stub or current letter of employment, original DS-2019 form signed for travel ... Employee portion ...