We’ve rounded up some top book marketing tweets, courtesy of bloggers, marketers, authors and others. The topics include the costs of self-publishing a book, tools for sharing content online, 50 sites for indie and self-published authors, and more. Best of luck with your marketing and promotion!

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* 7 Reasons Why Social Media Isn’t Growing Your Fiction Readership (And What to Do)

If you’ve reached the conclusion that social media is a waste of time for your fiction book, take a look at these suggestions for how to improve your marketing:

http://www.thebookdesigner.com/2013/08/social-media/

* The 50 Best Sites for Indie and Self-Published Authors

Self-published and indie authors will find some great resources on this list:

http://augustwainwright.com/the-indie-50-the-50-best-sites-for-indie-and-self-published-authors/

* The Real Costs of Self-Publishing a Book

This is an interesting breakdown of the costs involved in self-publishing a book:

http://www.pbs.org/mediashift/2013/05/the-real-costs-of-self-publishing-book

* 60 Great Tools for Sharing Content Online

These tools help you save time and increase productivity so you won’t get bogged down finding and sharing content:

http://socialmediatoday.com/pamdyer/1629516/60-content-curation-tools

* 5 Tips for Navigating the Marketing Maze

So many authors dread marketing, but it’s an important, unavoidable task. Grace Fox offers some ideas for how to get started:

http://marcykennedy.com/2013/06/5-tips-for-navigating-the-marketing-maze/

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