shop! Enhancing Retail Environments & Experiences, formerly A.R.E./POPAI, has written a whitepaper, sponsored by Frank Mayer and Associates, Inc,. exploring "the effectiveness of well-executed point-of-purchase initiatives". The perception vs. reality of display placement and location, measuring ROI, and examining the impact of the retail channel on display compliance are just a few topics examined. The case study of the ROBO 3D merchandiser's innovative use of end caps to boost sales is featured.