If you work in the academy as postdoc and your J1 visa is about to end then you have to file a change of status before your J1 visa ends.

You can submit an expedited request to USCIS based on urgent humanitarian reasons, severe financial loss, compelling the US government...

If H1B or L1 visa holders are laid off, fired, or terminated from their job, either voluntarily or involuntarily or due to massive job cuts.

USCIS Premium Processing offers a way to expedite your application for an additional fee. In this blog, I'll explain premium processing...

H4 visa holders can apply for their H4 visa and their H4 EAD at the same time, which can significantly reduce their processing times.