There are several things that can be said.
First, we can say that texting makes communication more convenient and it also saves time. This can help people, who are busy. So, this is a good point.
Second, texting is another way people are able to communicate without personal interaction. We can add texting, then, to may other forms of communication - email and faxing. From a sociological point of view, this depersonalizes communication and may unwittingly create alienation.
Third, since texting is limited to short texts. Texting may also unwittingly play a role in habituating people to sound bytes. This may, then, create people who have a harder time sustaining longer and more complex conversations.
Mobile phones are very common nowadays, almost everyone has it. However, texting also has effects on us which can good but may also be bad. Texting is a good and fast way of communication. It can also be a great tool for information dissiminination. You can get update through text. But on the other hand, it may also have some bad effects, like the degration of one's spelling skills. When a person send a text, its mostly like abbreviated and hence in the long run may degrade a person's spelling skills. Words are shortened too much that it also corrupts the formal language and some people get a hard time constructing their sentence properly when not written thru texting.