Telemarketing (sometimes known as inside sales, or telesales in the UK and Ireland) is a method of direct marketing in which a salesperson solicits prospective customers to buy products or services, either over the phone or through a subsequent face to face or Web conferencing appointment

WP e-Commerce is a WordPress plugin that provides tools for users to start selling products, downloads or services online. WordPress is a free and open source blogging tool and content management system (CMS) based on PHP and MySQL.

A sale is the act of selling a product or service in return for money or other compensation. It is an act of completion of a commercial activity. wikipedia.org

Microsoft Excel is a proprietary commercial spreadsheet application written and distributed by Microsoft for Microsoft Windows and Mac OS X. It features calculation, graphing tools, pivot tables, and a macro programming language called Visual Basic for Applications. wikipedia.org

Cold calling is the marketing process of approaching prospective customers or clients, typically via telephone, who were not expecting such an interaction. wikipedia.org

Video editing is the process of editing segments of motion video production footage, special effects and sound recordings in the post-production process. wikipedia.org

A sale is the act of selling a product or service in return for money or other compensation. It is an act of completion of a commercial activity. wikipedia.org

Technical support or tech 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.

Adobe Photoshop is a graphics editing program developed and published by Adobe Systems Incorporated. wikipedia.org

Customer service is the provision of service to customers before, during and after a purchase. wikipedia.org