You have written a script. Now, you want to market it. In order to get people in the industry to read your script, it must meet certain industry criteria - technical, creative, and commercial. As you read through the description of John's In-Depth Analysis, you'll get a sense of his analytical process with every script he reads.
No-one in the industry is more thorough than John when it comes to ferreting out the details of your story, deconstructing it to see each element and how they relate to each other, and helping you integrate those elements into a cohesive and commercial whole.