For all the authors out there, Jenny Blake has designed an excellent tool for helping you develop a marketing plan for your book.  I am in the process of doing just that so it was timely that it came to my attention.  Check it out at:

https://docs.google.com/previewtemplate?id=0Aqko7Xi-nxN1dFdZR0FaYmhfVTBKNjJfNkZVLTBiWFE&mode=public&pli=1