This document provides guidance for journalists on acquiring and analyzing large datasets. It discusses the increasing availability of open data from sources like social media, governments, and the web. While such data holds opportunities for insights, it can be difficult for individual journalists to work with due to its size and complexity. The document then offers tips on properly understanding, cleaning, loading, analyzing, and sharing data. Key steps include determining data quality, asking the right questions, iterating analyses, and consulting experts. Journalists are assigned a hypothetical project involving selecting a publicly available dataset, planning its cleaning and analysis, and considering how results will be expressed and limitations addressed.