Phone technical support refers to a range of services by which enterprises provide assistance to users of technology products such as mobile phones, televisions, computers, software products or other electronic or mechanical goods via telephone.

Time management is the act or process of planning and exercising conscious control over the amount of time spent on specific activities, especially to increase effectiveness, efficiency or productivity. wikipedia.org

Microsoft Office is an office suite of desktop applications, servers and services for the Microsoft Windows and OS X operating systems. wikipedia.org