If you click the icon to the right of your title, you can choose Statistics from the drop down list. That will give you an idea of how many people have viewed your item. If you received ratings , those will show in the stats also. The GPs for author is if you want to give gift points to that author. Reviews received for that item will be listed under your Reviews tab.
Click the icon on the right when on your Biography page, that will open all the fields you can choose to fill out. You don't have to fill all of them out. Then click the Submit button at the bottom and reload the page to look at how it will show to other members.
Hope that helps,