Repair management services for mobile devices; management of pools of spare computer hardware devices; management of pools of spare telecommunication devices; mobile device management services; providing support services for mobile devices; lifecycle management for mobile devices; lifecycle management for electronic devices; lifecycle management for computerized devices; providing temporary use of online non-downloadable cloud computing software in the field of enterprise mobility management (EMM), featuring software for the operation, management, and security of enterprise mobility management; providing customized, on-line, non-downloadable software featuring data processing programs for managing wireless and telecommunications devices, accounts, and expenses, and for telecommunications account monitoring, analysis, audit, and control; providing customized, on-line, non-downloadable software featuring data processing programs for managing wireless and telecommunications devices, accounts, and expenses, and for telecommunications accounts