Rare types of backlinks rock!

Why? Because they do. Not much people uses these backlinks and that's why there are so effective.

Stuff like .pad submissions, podcast submissions are great way to get relevant powerful backlinks.

But that's just 2 ways. I've described more in this post on my main website. 

I've also written how you should get them. In most cases it's easily outsource-able for just 5-10 bucks.

And these links are certainly worth it.

Here is the post - rare types of backlinks explained.