- Mail-Order Business
- Mailing Lists
- Management by Objectives
- Management Information Systems (MIS)
- Manager Recruitment
- Managing Organizational Change
- Manufacturers' Agents
- Market Analysis
- Market Questionnaires
- Market Research
- Market Segmentation
- Market Share
- Marketing
- Markup
- Material Requirements Planning (MRP)
- Medicare and Medicaid
- Meetings
- Mentoring
- Merchandise Displays
- Mergers and Acquisitions
- Metropolitan Statistical Area (MSA)
- Mezzanine Financing
- Minimum Wage
- Minority Business Development Agency
- Minority-Owned Businesses
- Mission Statement
- Mobile Office
- Modem
- Money Market Instruments
- Multicultural Work Force
