Primary Sources or Primary Authority
Primary authority is "authority that issues directly from a law-making body." Authority, Black's Law Dictionary (11th ed. 2019). Sources of primary authority include:
Access to primary legal sources is available through:
Secondary sources often explain legal principles more thoroughly than a single case or statute. Starting with them can help you save time. Secondary sources also help you avoid unnecessary research, since you're tapping into work that someone else has already done on an issue.
Secondary sources are particularly useful for:
Consider the following when deciding which type of secondary source is right for you:
For a deep dive into Secondary Sources check out this guide from Harvard Law School Library:

A legal question often originates as a problem or story about a series of events. In law school, these stories are called fact patterns. In practice, facts may arise from a manager or an interview with a potential client. Start by doing the following:
