On average, the percentage of business expenses that can be attributed to different types of activities vary. For example, around 35-40 percent are related to personnel and wages, 20-25 percent go towards taxes and accounting, 10-15 percent pay for product or service costs, 5-10 percent on marketing and communication, 1-2 percent for legal costs and 20-25 percent for administrative expenses such as office supplies and rent. Understanding the concept of Average Business Expense Percentages is critical for any business looking to control their costs and remain competitive. Taking a disciplined approach to understanding your expenditures and benchmarking them against industry standards can help you better manage your organization’s finances.