An introduction to logging into and downloading data from PUMFs (public-use microdata files) in the DLI (Data Liberation Initiative) Collection via Nesstar. Nesstar is web-based system for disseminating PUMFs (public-use microdata files) in the DLI Collection. Data and metadata can be viewed without the need for specialized software. You can now view the metadata, master files, and data files for the PUMFs with your MSVU login. The Data Liberation Initiative (DLI) is a subscription plan providing access to Statistics Canada Public Use Microdata files (PUMFs), databases and geographic files to students and faculty at participating institutions in accordance with their Conditions of Use. Mount students and staff requiring assistance or additional access to data files please contact the Mount Library. Depending on the nature of your request DLI assistance or training may be required before data can be made available. Many files will require access to SPSS, Beyond 20/20 or statistical software for viewing or analysis.