How Add META TAGS to Blogger(blogspot) blogs

Adding meta tags you can get get more traffic from search engines like Google,Yahoo,Bing,etc. Especially the meta description is the most important one.
Meta tags are the tags which describes your site and tells the search engines what your site is all about. Adding meta tags is an important factor in SEO.(Search Engine Optimization).Meta tags allows search engines to index your web pages more accurately. In other words,Meta tags communicate with the search engines and tells more information about your site and make it index correctly and accurately.
We must add two main meta tags to the head section of the template.One is the Meta description which describes your site and another one is Meta Keywords which tells about your site keywords(what your site is all about)
Tutorial updated : Jan 4, 2013
Here is how to add meta tags to your blogger(blogspot) blog:
1.Go to "Template" --> "Edit HTML" of your blog.

How Add META TAGS to Blogger(blogspot) blogs

2.Find this code:

<b:include data='blog' name='all-head-content'/>

3.Now add below code just after the above code.

<meta content='DESCRIPTION HERE' name='description'/>
<meta content='KEYWORDS HERE' name='keywords'/>
<meta content='AUTHOR NAME HERE' name='author'/>

Look at the example below:

How Add META TAGS to Blogger(blogspot) blogs

Replace,
DESCRIPTION HERE: Write your real blog description
KEYWORDS: Write the keywords of your blog
AUTHOR NAME: Write the author's name(Your name)
Now save your template. You have successfully added meta tags to your blogger blog.