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We've all seen that one perfect parking spot ruined by another car completely in the way. While there are rude parking notices available for sale, why not just do it for free? At YouParkLikeanAsshole.com, you can print off your own parking notice with a checklist. Whether the car is over the line or in two spots, vent your anger by slipping these notes into the person's windshield.

The site also lets you submit pictures of cars that have done you wrong. Here's the best part though: there's a section called 'hate mail,' in which those who received the notice write angry letters to the site.