Here’s a roundup of some of the best book marketing Tweets from the past week, courtesy of bloggers, marketers, authors and others. The topics include 25 hard truths about writing and publishing, self-publishing advice from author and entrepreneur Guy Kawasaki, how to get more Amazon reviews, and much more. Best of luck in your writing, publishing, and marketing endeavors!

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* 25 Hard Truths About Writing And Publishing

Chuck Wendig, a novelist, screenwriter, and game designer, looks at the tough realities of the publishing industry:

http://terribleminds.com/ramble/2013/01/22/25-hard-truths-about-writing-and-publishing/

* 7 Great Features for Authors on Goodreads

This social media site for book lovers has more than 12 million members. Learn about the great features Goodreads offers authors:

http://savvybookwriters.wordpress.com/2012/12/15/7-great-features-for-authors-on-goodreads/

* Easy Tips for Getting More Amazon Reviews

Learn the secrets to identifying and contacting Amazon’s top book reviewers so they can consider your book:

http://amarketingexpert.com/easy-tips-for-getting-more-amazon-reviews-now/

* Creating Links to Your Author Central Page on Amazon

Your Amazon Author Central Page is a great hub where readers can learn about you and your books:

http://www.sellingbooks.com/link-to-your-author-central-page/

* The Top Ten Mistakes Writers Make When Self-Publishing a Book

Author and Entrepreneur Guy Kawasaki discusses what authors should know about self-publishing:

http://www.digitalbookworld.com/2013/the-top-ten-mistakes-writers-make-when-self-publishing-a-book/

* 6 Social Media Digital Trends You Should Not Ignore

Keep up with the ever-evolving world of social media promotion – here are six emerging trends:

http://www.jeffbullas.com/2010/08/02/6-social-media-digital-trends-you-should-not-ignore/