can also include audio and video conferencing. Some of these features were previously only available for large organizations with complex, onsite phone systems. These VoIP services enable organizations to develop a new business or service without purchasing hardware for a telephone system. In addition, the services can be used for businesses in which all or many of their staff members work at home or in remote offices. Even midsize and large organizations with their own onsite telephone systems often use these network-based VoIP services for certain functions. One of the most common functions is desktop video conferencing from Microsoft Teams or Google. Desktop videoconferences are transmitted over data networks, and they typically require nothing more in terms of equipment than the personal computers or laptops of the participants. In particular, people working from home or traveling can participate in these conferences, incurring minimal or no charges. Consumers and small organizations still use Skype, but large organizations are transitioning to Microsoft Teams. www.TechnicalPDF.com The Impact of VolP and Wi-Fi on Traditional Carriers Consumers and business people alike use Skype, social media features, and Wi-Fi via cell phones to call home and the office when they travel. The savings are significant when travelers use these low-cost services to call their home or business from international sites. In addition, many immigrants and international students use video and audio calling to stay in touch with family members in their native countries. Using these services for free or low cost video conferences is particularly meaningful as people see facial expressions, and grandparents and close relatives stay in touch with grandchildren with firsthand images of them as they grow. In addition, social network apps WhatsApp, Weibo, Weixin (WeChat in English), QQ, and Viber provide low- cost or free international calls. Moreover, international calls on certain mobile phones are free if they're made over Wi-Fi networks.