CallerID - Is This Functional, Or Useless?

Many of new mobiles, phones etc. use technologyYou are searching one by one through the phonebook,
called "CallerID". Is it useful for normal people? Normallyand you find the name and other data of that person.
yes, but is it not getting you nervous when someone isUsually you will get very detailed information about that
calling you and you even don't know who is it, becauseperson. Situation is even easier when you are looking
your cell show only some numbers?at some companies numbers. They have to be visible
It is not a problem when someone from the family, orto everyone, so searching for such numbers is totally
some friends is calling you. But what you can sayeasy.
when the man behind the line is talking about someWhat if the number is from some mobile company?
strange things?That makes situation little bit more complicated. Normal
How can you trace him? Your CallerID shows onlysituation is that companies don't show information
numbers, and you can't imagine who that can be.about their customers. Obviously there are some tools
When the person is using normal phone (not cell) it iswhich can help you to identify phone number. But none
easy. Most of the comunication companies gives toof them is perfect. So you can search for them over
their users some kind of phone books, or somethingInternet.
similar (CD's, websites). It is easy to trace that people.