How to Use Blogger Labels with Multiple Posts

I have not figure out the way to label my post that I edit using docs.google.com.
But there's easy way to label multiple posts altogether.
Follow the steps here:

1. Sign in to Blogger.Go to Posts and select the Edit Posts link. You should see a list of all your previous posts, as well as all the labels you've used in the past.
2. Select the posts you want to add a new label to by clicking in the box next to the post.

3. Select the label you want to apply to all your checked posts from the drop down menu Above the list of selected posts, you should see a label actions dropdown menu. Select the label you want to apply to all of the checked posts. It will automatically be applied to them all.

4. You may apply different labels to any post.