Welcome to Firefox for Android Add-ons.
Add extra features and styles to make Firefox for Android your own.
CloseReview for Yahoo! Mail Notifier by iluvtolaff
Rated 4 out of 5 stars
Just found this about the issue...
http://forums.mozillazine.org/viewtopic.php?f=48&t=392174&start=405
To create your own collections, you must have a Mozilla Add-ons account.