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The internet technology has helped design a large number of websites to facilitate social relations among people around the world. These are known as social networking services or social networks or social media. At present, Facebook is the most popular social media site. Google+, Twitter, LinkedIn, etc. are other frequently used social services. Social network services are web-based and hence, provide ways for the users to interact through the internet. These services make it possible to connect people across the borders and they have made the users feel that they really live in a global village.

Why are social networks expanding so fast? The answer is simple. Most of the social services are cost-free. You can make use of them free, paying a very little to your internet service provider. Secondly, you can make your personal profile public before the entire online community. It is like presenting yourself before the entire world. You can also look into other people's profile if you are interested. It is simple and easy. Thirdly, social networks allow users to upload pictures, multimedia contents and modify the profile. Some services like Facebook allow users to update their profiles. Fourthly, networks allow users to post blog entries. User profiles have a section dedicated to comments from friends and other users. Finally, there are privacy protection measures too. A user himself or herself decides over the number of visitors/viewers, and what information should be shared with others

Social networking services are websites designed to facilitate social relations among people around the world, providing web-based ways for users to interact through the internet.

These services are essentially platforms built on internet technology that allow individuals to create profiles and connect with others globally. They enable communication, content sharing (like photos and videos), and interaction across geographical boundaries. Their widespread popularity stems from their accessibility, often being free to use, and their ability to foster a sense of a "global village" by connecting people far and wide. Examples include Facebook, Twitter, and LinkedIn.

Social networks are making a global community by connecting people across the borders and making the users feel that they really live in a global village.

This is achieved because these services allow individuals to interact globally through cost-free platforms, create public profiles to present themselves to the online community, and easily look into other people's profiles. Additionally, features like uploading pictures, multimedia content, updating profiles, and posting blog entries facilitate constant communication and sharing, breaking down geographical barriers and fostering a sense of global togetherness.

Social networks operate as web-based platforms designed to facilitate social relations among people globally. They enable users to interact through the internet, connecting individuals across borders and fostering a sense of living in a global village.

These services allow users to create and make personal profiles public, which can be viewed by others. Users can upload pictures, multimedia content, and modify or update their profiles regularly. Additionally, social networks provide features for posting blog entries and include dedicated sections for comments from friends and other users, encouraging active engagement.

A key aspect of their functionality is their cost-free nature, requiring only minimal payment to an internet service provider, thus ensuring widespread accessibility. Furthermore, social networks incorporate privacy protection measures, empowering users to decide the number of visitors or viewers and what information they wish to share with others, giving them control over their online presence.

The statement "It is simple and easy" implies that creating a personal profile on social media platforms and interacting with others, such as viewing their profiles, requires minimal effort or technical skill. Users can effortlessly present themselves to the online community and explore the profiles of others who interest them.

Social networks are expanding at a fast pace for several key reasons. Firstly, most social services are free of cost, making them accessible to a wide audience with only a minimal internet service charge. Secondly, they enable users to make their personal profiles public, presenting themselves to a global online community and allowing them to view others' profiles. Thirdly, these platforms facilitate the uploading of pictures and multimedia content, profile modification, and posting of blog entries, enhancing user interaction and personalization. Finally, the inclusion of privacy protection measures, where users decide what information to share, further contributes to their widespread adoption and rapid growth.