Add Linkwithin to BloggerAdd Linkwithin to Blogger..Go To Linkwithin
Fill up the easy blanks and do as they say. The screenshot below will help,
Keep the width to three stories i.e three thumbnails if your post width is less than 500px
4. Hit the Get Widget button and then click the Install Widget link on the next page as shown below,
5. Change the Title to Related Posts: or anything you may like as...