Here are a few options for good content to help market or explain the value of purchasing the Specctra (now Cadence Allegro PCB Router) autorouter, based on its reputation as a powerful, shape-based tool.
Highlighting the "Router Performance" package capabilities. Content: Detail a scenario where a 6+ layer board with BGA components and DDR4 interfaces was efficiently routed using Specctra’s command-driven "do files" to manage signal grouping and length matching.
Autorouter == Specctra to Bitmap+JSON - Page 2 - KiCad.info Forums
Beyond Simple Routing: Mastering Complex Boards with Specctra Content Points:
3. Case Study/Whitepaper Topic: "Routing High-Density DDR4 with Specctra"