25 Sales Mistakes by Stephan Schiffman buy used Used & Rare price $6.86 new from$7.99 shop with confidence SPECIAL SHIPPING CONSIDERATIONS FOR USED & RARE ITEMS. Please see the special considerations for shipping Used & Rare items, including extended delivery times, possible import duties & taxes. Delivered in 3-5 weeks Format: Trade Paperback Publisher: Adams Media Corporation Condition: The following ISBNs are associated with this title: ISBN - 10:1558505113 ISBN - 13:9781558505117 Seller Comments: Trade paperback (US). Glued binding. 128 p. From the Publisher Many salespeople are losing sales because of fundamental mistakes that are often easy to correct, but difficult to identify. Schiffman carefully outlines the 25 most common of these mistakes and explains concisely how to address and resolve them.