There are two main parts of getting to know your information need:
Before beginning your searches:
Different stakeholders often use different language to discuss the same phenomenon, in order to frame it in a way that works for their narrative--the story they are trying to tell. You can use these variations in language strategically to make sure you aren't missing out on important information for your project.
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While some sources may discuss internet reform in general, others will focus on a particular internet reform issue related to its structure, regulation, or ownership.
Be specific--what kind of internet reforms do you plan to address?
Narrow further to focus on a specific issue such as net neutrality, privacy, internet advertising, intellectual property (copyright vs. copyleft), algorithmic editing of the web, etc.
What types of change lead to reform?
Identify the authority or authorities who can make reform happen.