- Friends see shared items - Erin commented that she likes to see what I have shared in her Google Reader. Which is cool, and a variation of #2. You can also add notes to an item when you share it, although I haven't totally picked up on that habit yet.
- Saves time - see my prior post on that. Use the gained time to blog more.
I learned about all of the above (except #4) through the Google Operating System blog. You should subscribe. At least once a week there will be something posted there that will make you exclaim, "Kewl! You can do that?"