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is a that allows users to make voice calls software application over the internet. Calls to other users of the service and, in some countries, to free-of-charge numbers, are free, while calls to other land lines and mobile phones can be made for a fee.
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Magic jack Magic Jack is a computer in combination with telephony service from the related YMAX Corporation, provides internet based telephone service to the U.S and Canada.
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Google talk is a free Windows and web-based application for instant messages and voice over internet protocol.
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Blogs maintained by an individual with regular entries of commentary, descriptions of events, or other material such as graphics or video. Entries are commonly displayed in reverse- chronological order. Blog can also be used as a verb, meaning to maintain or add content to a blog.
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Shared calendars Organize your schedule and share events with friends with share calendar!
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podcast A podcast is a series of digital media files, either audio or video, that is released episodically and downloaded through web syndication.
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webcasts A webcast is a media file distributed over the Internet using streaming media technology. A webcast may either be distributed live or on demand.
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twitter Twitter is a free social networking and micro- blogging service that enables its users to send and read messages known as tweets. Tweets are text-based posts of up to 140 characters displayed on the author's profile page and delivered to the author's subscribers who are known as followers.
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