With Google Keep you can note down anything that goes through your mind, saving and organizing all that information so you can easily access it back later.
With Google Keep your notes will be with you at all times, without having o pull out a napkin or a tiny notepad. No connection? No problem, with Keep for Chrome all the notes you write down while offline will synch to the web, your Android application, Google Drive and other devices as soon as you are connected once again.
Plus, Google Keep creates lists with the things you still have to do, which have little check boxes; you can save photos and customize your notes with colors, among other things.