[johnward]

"That said, it is important that people understand what these figures are - they are not actual technically salaries."

Can you explain?

[untog]

The Wikipedia article probably does a better job than I do, but the LCA is a company submitting what they plan to pay an employee when they hire them. As far as I am aware, if I get a pay rise the company does not need to resubmit an LCA.