Scanning to Find Specific Information

I think that this type of tool is very useful when it is going to look at specific data, such as a telephone directory, in some cases it is important to read all the information to know who is talking, or if it is a task of the information of a school or work. In the examples it is difficult to find the appropriate questions, because it is very obvious answer, in general, has always done this activity in our lives, we seek personal data, from where he lives, cost center to belong, we drive bases data on all aspects of our lives, even when making purchases in the super, we look for the number of piece of nrollment to know the price for this. is a quick and accurate way of obtaining information or references that help us in our day to day life. In my work, looking for pieces of data, components or any material that is defective, or for information on technical changes, and the pieces that are affected, just look for the latest issue of the piece, as the former is almost always are the same, and the last identifies the component type.