> ... all trapped in the green card promise making 1/3 of what they could be making somewhere else. Your colleagues need to find a lawyer, then. Visa holders

> ... all trapped in the green card promise making 1/3 of what they could be making somewhere else. Your colleagues need to find a lawyer, then. Visa holders don't need to stay employed in the same company to obtain a green card. And if they really are underpaid compared to other coworkers, that's a clear case of visa fraud against the employer.