So follow this easy method, to add meta tags and keywords to each of your important post.
Log in to your Blogger.com account and go to “Layout” section.
Then click on “Edit HTML“, and then back up your present template first.
Then in the first 10-20 lines, find this :
Now immediately after this code, add these lines:
<b:if cond=’data:blog.url == “http://URL_OF_YOUR_NEW_POST.html”‘>
<META NAME=”keywords” CONTENT=”ENTER_KEYWORDS_SEPARATED_BY_COMMAS” />
<META NAME=”ROBOTS” CONTENT=”INDEX,FOLLOW”/>
If you want you can add description and author meta tags too, simple add these two lines along with those above:
<META NAME=”description” CONTENT=”WRITE DESCRIPTION HERE” />
<META NAME=”author” CONTENT=”YOUR NAME” />
According to the instructions given in the blue lines, replace them with appropriate lines.