Originally Posted by
Abouttime2fish
You can post early but it won’t let you pick up or swap until schedule actually out.
This above is correct. The question becomes, HOW early can you post, and how do you know exactly WHEN schedules are actually "out" (posted in DBMS)? As to the first, it seems only a short while (maybe a matter of a short number of hours?). As to the second, it seems to be a matter of repetitive diligence in trying...
BTW, there is a new service available to Notify you when a trip meeting your criteria hits the PSB. Check out advantsem dot com