There are different styles of reading for different situations. The technique you choose will depend on the purpose for reading. For example, you might read for enjoyment, information, or to complete a task. If you are exploring or reviewing, you might skim a document. If you are searching for information, you might scan for a particular word. To get detailed information, you might use a technique such as SQ4R. You need to adjust your reading speed and technique depending on you purpose.