In my article How to Love Feed Scrapers, I wrote about 2 methods you can use to protect your content.Today I came a across another good blogging tip at AffiliateWatcher.com.
Apparently Don at Affiliate Watcher uses similar methods to turn the tables. But he takes it even one step further. You can read his secret in his article How to take Advantage of your own Stolen Content.
Very sneaky, Don!