Staples unveils top trends for 2017 back-to-school shopping season   Staples debuts 2017 top trends and exclusive products now available in-store and on Staples.com FRAMINGHAM, Mass., 2017-Jun-27 — /EPR Retail News/ — Staples, Inc. (NASDAQ: SPLS) today (-Jun. 26, 2017) unveiled top trends in gear, tools, tech, and accessories for the upcoming back-to-school shopping season. Available in stores across…