Easy! from the dashboard you will see these options;
New Post- Use this to write a new blog.
Edit post- Correct mistakes or add to a blog you already wrote.
Settings- You will find the settings for your basic information, blog URL, blog formatting, comment options, archive, site feeds, OpenID, and you can even let other users to post blogs on your page using the permission option.
1)Page elements: Go here to rearange or add gadgets on your page. There are many gadgets to choose from: Youtube, pictures, Ads and more. Use the preview tab to make sure gadgets are where you want them to be.
2)Fonts and colors: allows you to customize the colors for your page.
3)Edit HTLM: Upload a template you wnt to use here.
4)Pick new template: You can pick ready-made templates.
5)Monetize: Choose where you want add to appear on your blog.
View blog- Allows you to see what your readers see.