Many people in their thirties and forties go back to a college to learn something that may be helpful in their ongoing career.

• Badly taken notes easily become redundant and useless.
• Real and useful note-taking is when we note down the names and brief explanations of new concepts, like author names, references, theoretical names and concepts, instead of copying everything on the slide.
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Most of us believe that lecture time is learning time, but the fact is that they are only effective when one is already familiar with the material being taught.