The Two-pizza team concept is a very small part on how Amazon works. A few others on top of my head.

- Enable high-velocity decision making: Defining clear tenets that act as the north start for decision making at team level, and two-way doors thinking.

- Establish how you measure success, and how does relate to the goals of the organisation.

- Achieve team independency is a key factor, and having strong mechanisms such as the "away teams" concept, "communication is terrible" mental model and reducing cognitive overload by relying on platform teams

- Nominating a single-threaded owner for programs and business outcomes.

- Articulate how the organisation works across teams using mechanisms such as bar raisers, OP1/OP2, PR/FAQs, CoEs, WBRs, experiment-driven teams, ...