Elaborate on checklist

Author: fgreinacher

patterns/2-structured/base-documentation.md

@@ -133,7 +133,7 @@ started right away: [README-template.md](templates/README-template.md),
 * Mercado Libre - create a documentation site that contains how to get started with InnerSource and also define the basic artifacts that a repository must have to be InnerSource (README, CONTRIBUTING, CODING_GUIDELINES, etc).
 * Analog Devices Inc.
 * Airbus
-* Siemens automatically creates a checklist issue for every new InnerSource project to make maintainers aware of mandatory requirements as well as best practices.
+* Siemens automatically creates a checklist issue for every new InnerSource project to make maintainers aware of mandatory requirements (e.g. business approval, license & copyright, export control, contributing guidelines, maintainer maturity) as well as best practices (e.g. documentation as code, semantic versioning, continuous integration/deployment).
 
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