When you're done making changes to your team site page, click on the Save icon or go to the Format Text tab and click on Save
&Close. If you do NOT want to keep your changes, click on the Check Out button and select Discard Check Out:
Upload a Document to Your Team Site
A team site gives your organization a single,
1.On your Team Site, click on Site Actions and select New Document Library.
2.Give your library a Name and optionally add a Description and adjust any settings.