> For the complete documentation index, see [llms.txt](https://robinsmorton.gitbook.io/marketing-and-communications/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://robinsmorton.gitbook.io/marketing-and-communications/lean-terminology/a3-thinking.md).

# A3 thinking

*A3* is always capitalized and *thinking* is lowercase.