Update Mar 2nd: Having monitored the resolution to this problem for several days now, we are considering this matter resolved.
Update Feb 28th: The background job processing that was causing Assets For Sale publishes to hang has been resolved. This matter and all related tickets will be considered in a pending status until the fix can be tested in production. Please continue to provide any feedback via the main thread regarding this issue on our help desk forums.
We are continuing to troubleshoot the problem with Assets for Sale publishes not updating remote sites. If you have any input or feedback you feel will help us resolve this issue, please post it here.