try looking around in this forum, and this one
http://forum.yuplay.com/index.php?showforum=7.
all the answers you need are there.
What I know:
The tracking thing is not supported, but I believe there is a possibility it will come later (or its just a gossip).
Add-on are still unclear... there are multiple topics were you can suggest your DLC stuff. and believe me, pacific add-on has been requested at least 50 times
