Originally Posted by Happyflyer

It allows you to trade trips with the open time pot without looking at rsv coverage.

Btw, be careful with Envoy. Someone told me they can award a line with some 1 day off breaks between trips. Imagine ending at 10:30pm and starting at 6:00am with one day off and a commute. This isn't pre 2007 who don't have to live like that anymore.