Notes section is a space where you can add extra information about a saved link in addition to its name. Notes are especially useful if you’re working on a project or plan on sharing a bookmark with your connections. For instance, if you have saved an article on a topic that you’re researching, you can comment something like this: "great tips on how to increase office productivity." If it’s an item you wish to purchase but you’d like to wait until it goes on sale, the following comment would be appropriate: "great summer dress; let’s see if it goes on sale." You get the idea...