Failover.ca - 2007:

"In computing, failover is the capability to switch over automatically to a redundant or standby computer server, system, or network upon the failure or abnormal termination of the previously active application, server, system, or network."

About 12,000,000 results on Google for "Failover"
Rsync.ca - 2008:

"Rsync is a software application for Unix and Windows systems which synchronizes files and directories from one location to another while minimizing data transfer using delta encoding when appropriate."

About 7,570,000 results on Google for "Rsync"
I'm accepting all reasonable offers on the above individual domains. If you made an offer for Failover.ca or Rsync.ca that was previously rejected, please re-submit! I'm considering lower offers for the time being.