The BBM Channels allows you to subscribe to a channel based on your interests, for example advertising or hobbies. A few if the features from the crackberry and prohp.net website are detailed below on the new Blackberry Messenger 8
-Receive Posts - Stay up to date on the things that matter to you with instant updates from your subscribed channels. Receive notification when new posts are available and chose whether you would like to be notified.
-Engagement options - Get involved in conversations with your favourite communities by commenting on and liking posts from the Channels to which you have subscribed. Or share interesting posts with your BBM contacts.
-Chat (Coming Soon) - Get more personal with one to one conversations. Many BBM Channels allow subscribers to enjoy private conversations via BBM.
-Discovery - Easily find and share your favourite communities on BBM Channels. Check out which Channels are currently featured on the carousel. Channel invites can be shared between BBM contacts or add a Channel via PIN or QR code.
-User Controls - Be in control of your notifications with the BBM Channel mute button. It allows you to select exactly which subscribed channels you would like to receive notifications from.
Subscriber count added to channel profile - No longer will you need to wonder the subscriber count for the channels you are subscribed to
Find out more about Blackberry Messenger and its features here: http://uk.blackberry.com/bbm.html