Patch 5.101 February 2013 - 09:56 PM Contributed By WildeHilde
The macro allows you to Garrote into Sap without breaking it. He convinced me to do a video about it.
The idea is to use /cast Wound Poison to abort the auto-attacks and integrate /stopcasting in the follow-up.
Video explanation: http://www.youtube.com/watch?v=22GkxJ9o9gI