Supported technologies include but are not limited to: retail Point of Sale, retail wireless devices, corporate and retail application issues, voice and data networking, mainframe process monitoring, proprietary applications, mobile devices, desktop devices and peripheral, and Microsoft Office 365 applications and active directory. The Service Desk provides 24x7 network, hardware, and software support for various user communities which include: Retail stores (both owned and Independent customers of MDI Services), multiple warehouses, and corporate office environments.