• Purchase Software Licenses
• Maintenance and protection plans
• Support software, IT support software and network infrastructure
• Deployment of supporting hardware and software, help desk staffing, system maintenance
• Periodic subscription costs and upgrades
• Next generation add-ons; trade-ins
• Required facilities & operating costs, Operatives' Wages and Salaries
• Storage costs
• Annual License Fees
• Periodic service charges {1, 2, 3, 6, 10, 14, 15, 16}
• Environmental issues: generation of heat, noise, radiation, etc. {1, 2, 3, 5, 6, 13, 14, 15}
• Access on-line support (FAQs, BLOGS, forums, etc.) {1, 3, 10, 14, 15, 16}
• Cost of consumables/disposables (energy, paper, etc.) {1, 2, 3, 5, 6, 13, 14, 15, 16}

General satisfaction levels:

• Appropriate and timely bug corrections {1, 4, 10, 14, 15, 16}
• Appropriate, timely and reasonably priced upgrades and extensions {1, 3, 4, 10, 14, 15, 16}
• Energy, fuel and maintenance costs {1, 2, 3, 5, 6, 13, 14, 15, 16}
• Environmental costs if appropriate {1, 3, 13, 15, 16}
• Insurance Accommodation if appropriate {1, 5, 6}
• Cleaning costs if appropriate{1, 2, 3, 5, 6, 13, 16}
• Periodic inspection costs if appropriate {1, 3, 4, 5, 6, 7, 8, 13, 14, 15, 16}
• Spare Parts and other maintenance costs {1, 3, 4, 5, 6, 7, 8, 13, 14, 15, 16}
• Expected Quality & reliability levels {1, 2, 3, 7, 8}