How can you quickly determine whether a recommendation or technique is relevant to your context?  You can use context-precision.  Context precision is simply a set of categories that help clarify the context.  I use context-precision both for creating more relevant guidance and for evaluating the relevancy of guidance.
Example
Here’s an example figure I draw on a whiteboard or use in slides when I need to show context-precision.

Categories for Context
Here’s an example set of categories:

Application Type: Web application, Web service, component/library, desktop application, mobile application
Deployment Scenario: Intranet, Extranet, Internet.
Project Type: In …