People from all age groups are inclined towards using social sites for building social networks on the web. There are a variety of social networking sites available on the web and one can choose the site that suits their interest area and target audience.

1. Forum: The first type of social sites is forum based sites where people can have social interaction with people with similar interest. It helps to share a lot of information with like-minded people.

2. Blogs: The next type is where people get along and form a group to interact about specific topics. Various social sites provide blog feature where one can post a blog focusing on one main topic. It also provides you the feature of commenting on other blog entries.

3. Photo Sharing: It is another form of connecting with people. You can upload your photographs with specific keywords which can allow others to find those pictures easily on web. These social sites have enabled you to share your photographs with people by providing a particular link.

4. Video Sharing: Like photo sharing sites, you can also connect with people by sharing videos with them. You can share it by uploading them with video title that can help others to land directly to your video.

5. Professional: There are sites available on the web which helps to connect different professionals online. This will help professionals to gather more information about a particular issue by discussing with other professionals of the same field.

6. Bookmarking: Bookmarking sites helps you to share interesting topics with other friends by bookmarking it. Sites with majority of bookmarks automatically become popular among people.

These are the major social sites which are available on the web for building connections with other people. There are some social networking sites which have the combination of above topics mentioned and contribute in serving the purpose of the individuals.