The USPTO announced new trademark “practice tips”:
Subscribing to Trademark Alert Emails
TMIDSuggest Mailbox for Proposing New Goods/Services Entries
Trademark Policy Collaboration Site Overview
plus an updated one:
Steps When Confronted with an Assignment Against Your Property Filed by Another Party
You may find all Practice Tips at:
http://www.uspto.gov/trademarks/notices/practice_tips.jsp
Source: USPTO