Originally Posted by NuGuy

At DAL, there is a fairly rigid way how flying is assigned, and there is healthy amount of surveillance by the pilots on how trips are covered, which is viewable in our scheduling system. We have an app that allows you to report scheduling hijinks to the Scheduling Committee fairly easily, and it is analyzed, and many times pilots are paid on the basis of what someone else reported. Kind of a crowdsourced solution, but sometimes the payout is substantial. 10-15 hours is not uncommon and there have been much larger payments.

If you view someone's schedule or personal data, your line is tagged with who did it and when.