Answers

2014-11-20T14:07:33+05:30
Different uses of social networking sites are as follows:----
1-> purely personal reason
2->business---connecting with consumers
3->business-networking
4->marketing
5->entertainment.
                     plz mark it best

1 5 1
2014-11-20T15:51:28+05:30
You can remain in  touch with old friends and relatives . 

Social networking sites are useful in business matter .

We can know much more about new emerging technologies.

We use  social networking sites as a source of entertainment . 

We can learn about many topics in which you are interested . 

Also we can buy things through these sites which is also called online shopping 
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