Its very frustrating to see that your blog images are used by other not so good blogs or spam blogs by hotlinking your images, this has 2 main disadvantages.
So to avoid this there are 2 methods, 1st is a difficult one for newbies, its writing a htaccess code and protecting images, but could affect images in your feeds, second is to use the below plugin.
Lim Dul of Bahn-spass wrote a plugin for WordPress that helps prevent image hotlinking, It blocks the hotlinking by replacing the stolen image with an image of your chocie, isnt that good?
Download Hotlink Protection Plugin for WordPress.
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