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Beta readers help authors find the problems in their books before it’s too late—the types of issues that can make the difference between bestsellers and poor sellers.

Even better, sending your book to several people for a beta reader round can help you solicit honest and critical feedback from multiple sources whom you trust. You want pointed feedback on your writing style, dialogue, pacing, plot, story arc, and character development—and on the readers’ satisfaction with the ending.

read more… http://www.publishersweekly.com/pw/by-topic/authors/pw-select/article/72322-making-the-most-of-beta-readers.html