Google Docs allows sharing with mailing lists

Users can now invite members of mailing lists to view or collaborate on documents and spreadsheets.

Editions impacted:
Standard, Premier and Education Editions

Languages impacted:
US English

How to access what's new:
Sign in to Google Docs, open a document or spreadsheet, click the 'Share' tab and enter a mailing list address in the invitation box. Make sure the 'Invitations can be used by anyone' box is checked.

For more information:
http://www.google.com/support/a/users/bin/answer.py?answer=66343