This department is for all client inquiries regarding your current products and services (such as questions, advice, and non immediate support issues).
This department is for client support relating to technical issues that require immediate assistance (troubleshooting, access, downtime, etc).
This department is for all client inquiries regarding invoices, billing, and related matters.
This department is for clients inquiries for adding new products and services to your account. (such as updgrades, downgrades, product addons, etc).