Retailer's Toolbox Grow your business using our FREE retail tools. GMROI Calculator An easy-to-use online calculator to compute an item’s Gross Margin Return on Investment. Go to GMROI Calculator Z Return Fraud Prevention Checklist A brief checklist on identifying return fraud and suggestions on how to prevent it. Download f Measure Your Success Three retail formulas to help you lower your risk and increase your profits. Download h One Page Business Plan A simple outline to help you achieve your goals over the next year. See Article e Profitable Project Worksheet A project outline to line your project up for success. Download 'Google My Business' Checklist step-by-step guide to help ensure your business appears on Google and Google Maps. See Article h PC Maintenance/Replacement Template A template to help you track the health of your PCs.