By watching news channel, we get updated with the things going around the world.
Channels, like Discovery, gives information about Wild life.
Watching quiz shows can increase our knowledge.
It is also a good source of entertainment which is very cheap and within the access of every one.
We can choose programs that appeal to us more, because TV provides programs for all interests. Sometimes we can relax, entertain ourselves when we are tired. Advertisement on TV gives us information about different products and it makes easier to choose things to buy.