This is a free online video lesson for beginning guitarists by Peter Vogl. This lesson will explain how hammer ons and pull offs are represented in standard guitar tablature. There are several variations that we'll cover so you'll know exactly what to play. To learn more about this technique itself check out our free lesson on playing hammer ons and pull offs.
Watch the lesson: Quicktime or Flash
Here is the example tablature we're going to use for this lesson

Once your done with this lesson take a look at all of our lessons on reading tab.
Guitarist's Music Theory Book Digital Download by Peter Vogl is the first music theory course designed for guitarists by a guitarist. This downloadable .pdf explains music theory as it applies to the guitar and covers intervals, scales, chords, chord progressions, and the Nashville Number System. The .pdf features embedded .mp3 audio files that play all of the music in the book and also includes an ear training section. The Music Theory Book was written to help all guitar players achieve a better understanding of the guitar and of the music they play. View a sample page. $14.95