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Blogging Tips and Ideas
Yes, you want to use trackbacks

I've been reading and reading about trackbacks and I've come to the conclusion that yes, we want them. They are hard to explain and I find a little confusing unless you have an example staring you in the face. But I found a really great guest article at problogger.com! Here is a quote: “You don't have to know how TrackBacks work in order to use them, you can simply set a post to be able to receive trackbacks and set your blog to send them when you publish new posts. Your blog platform should do all the heavy lifting…” Read the article here.