從Facebook的群組上看到的：
WKO5開始折扣，結帳時輸入"CYBER30WKO5"可以30% OFF
原文如下：
WKO5 Announcement: Cyber Monday Sale!
Now through Dec 2nd you can receive 30% off the purchase of WKO5, just use
the code CYBER30WKO5 at checkout. This offer is open to anyone, not just this
group so please feel free to share! You can download WKO5 here:
https://www.trainingpeaks.com/wko5/
時間到12月2號，有需要的人把握時間囉!