The Social Customer Manifeso’s “Top Ten Ways Businesses, Associations and Organizations Can Use Social Networking:” http://www.socialcustomer.com/2006/09/the_top_ten_way.html
Jessamyn West’s Ten Tips for Presenters: http://www.librarian.net/stax/1863 (read the comments too!)
Librarian in Black’s Ten Reasons Librarians Should Use Ask.com Instead of Google: http://librarianinblack.typepad.com/librarianinblack/2006/09/ten_reasons_lib.html