This is the next logical step on once you're comfortable with boardslides. The frontside tailslide is a classic trick that can be performed on anything from ledges, to rails, to vert ramps, so concentrate on perfecting your technique and then take it to the next level. The most important aspect of this trick is to lock your tail into the slide against the edge of the obstacle, so make sure you ollie high enough to get on top of the ledge.

From Sidewalk Basics - Autumn 2013