WoW:
Create a Battle.net account, or don’t play anymore

Warhammer Online:
Producer letter addresses the future of Warhammer Online

Champions Online:
Champedia launches for Champions Online - Looks like it will be similar to wowhead or thottbot for World of Warcraft, but this is officially supported by Cryptic

Star Trek Online:
Star Trek Online system requirements revealed

Age of Conan:
Subscribe to Age of Conan and receive The Secret World beta access - AoC is doing a lot to bring players back, they have announced if you pay for a multi-month subscription starting at 3 months, you will get beta access to The Secret World, and if you pay for 12 months, you get an ingame helmet plus the new expansion free.

Community:
Massively Speaking Episode 76