Simple Way to Make Related Post

here is the simple way to make related post or you might also like in the bottom of your post :

go here : http://www.linkwithin.com/learn

fill in the forms and click Get Widget

then you got a code / script for platform other or you can directly install from the page and bring to add widget automatically.

then you can place to the bottom of post body layout.

may you can add this code to improve your post body can merge it but this may be conditionally :

<b:includable id='main'><b:if cond='data:blog.pageType == "item"'><data:content/></b:if></b:includable>