I'm not sure how it got turned on. It has been there since the later Version 6s (6.6.x?)
You can turn it off by going to the administrative section, go to the last column (automated tasks)click and it opens a box
![[Linked Image from amazingcharts.com]](http://amazingcharts.com/ub/attachments/usergals/2014/08/full-171-662-picture.png)
Where you can turn off the notifications or send them someplace else.
If they don't help, turn them off.