The annotated score
The annotated score in standard notation and tab is marked measure by measure with detailed right and left-hand fingering options, barring options, optional improved harmonizations, and more. By the way, the samples below are web images. The PDF version you receive will be crystal clear.
Watch an excerpt from one of the instructional videos
Doug's 78 detailed instructional videos contain over FOUR HOURS of instructional video and will help you play Cavatina like a pro. Doug demonstrates how to play the piece measure by measure.
These are not "put your finger here and then put your finger there" type videos. Doug explains all the technical and musical details required to play the piece on a professional level. Watch this excerpt as he talks about the left-hand technique to play measures 1 and 2 of Cavatina.
Watch it on full screen--after pressing play, click on symbol in lower right-hand corner to the right of "HD".