Their severance package is usually quite generous.
But if you don't sign, no package and no job reference.
If you refuse to train your replacement, termination for insubordination, and no unemployment benefits.
This has been going on for at least a decade, and it explains why there has been so little publicity about the H-1B job carnage.
H1Bs are not supposed to displace American workers. Can’t these companies be sued/prosecuted?