"25 Most Common Sales Mistakes and How to Avoid Them" by Stephan Schiffman is a 128-page trade paperback book published by Adams Media Corporation in 2009. It provides valuable insights on how to avoid common sales mistakes and improve your sales skills. The author, Stephan Schiffman, offers practical advice and strategies to help readers effectively engage in sales and selling, making it a useful resource for individuals in the business and economics field. With its revised edition and convenient size, this book is a valuable tool for anyone looking to enhance their sales skills and avoid common pitfalls.

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