On that topic, let me recommend http://fanfictiondownloader.net/]The Fanfiction Downloader, which will download directly into any of 14 different formats (including MOBI, EPUB, PDF, RTF and TXT) from all of these sites:
FanFiction.Net
FanFicAuthors.Net
The Wonderful World of Makebelieve (%[link=http://www.squidge.org/~peja]http://www.squidge.org/~peja])
Mugglenet.com
AdultFanFiction.net
FictionPress.com
MediaMiner.org
ficwad.com
twilighted.net
archiveofourown.org
-- Bob
---------
Then the horns kicked in...
...and my shoes began to squeak.
FanFiction.Net
FanFicAuthors.Net
The Wonderful World of Makebelieve (%[link=http://www.squidge.org/~peja]http://www.squidge.org/~peja])
Mugglenet.com
AdultFanFiction.net
FictionPress.com
MediaMiner.org
ficwad.com
twilighted.net
archiveofourown.org
-- Bob
---------
Then the horns kicked in...
...and my shoes began to squeak.