Originally Posted by
shoelu
What is a white slip?
That is a request to fly extra time at straight pay. In the old days, when this was done on paper, there was a white piece of paper where you indicated your desire/willingness to fly extra time at straight pay, and a green piece of paper where you indicated your desire to fly extra time, but not unless it was double pay.
So, when a trip became available, the schedulers would assign it in the following order:
1) guys with a white slip
2) guys on reserve
3) guys with a green slip
More complicated than that, but that's the basics.