Summarize this article in one sentence.
Now you can edit how Google+ treats your pictures and videos.  Google+ can automatically enhance every photo and video you upload. You have three options to choose from:  Off Normal High Each option has a bubble beside it, and you can click the option that suits you. This is the option below Auto Enhance. This option will let Google+ creature new images, movies, and stories by using your photos and videos. It is also a box that you can check or uncheck by clicking on it. You can pick to add people from your circles to a list of people that can tag you in their photos.  This setting is optional. To add a group, click on the Your Circles button and select the circles you wish to add. When you’re done, your settings will automatically save.

Summary:
Use Auto Enhance. Use Auto Awesome. Tag friends.