UDA (Use Driven Acquisitions)

UDA Plans

The University of Florida Libraries provide instant access to thousands of e-books through various electronic UDA plans. Our print book UDA plans allow patrons to help build the libraries collections through mediated requests using customized forms in our library catalog (Primo).

Photo by Glenn Carstens-Peters / Free to use under the Unsplash License

UDA Definitions and Descriptions

AbbreviationMeaningDefinition
UDAUse-Driven AcquisitionThis is the blanket term used for the multiple collection building plans where users play a direct role in developing library content.
DDA/PDADemand-Driven AcquisitionThe main mechanism for these plans are based on certain parameters, or triggers being met, which result in automatic or mediated purchase requests.

EBAEvidence-Based AcquisitionThese plans are considered a great value to libraries and provide access to a large amount of content. Quick view process of EBA plans: Content and deposit negotiation, run plan for a predetermined lifecycle, and at end of lifecycle, usage is reviewed. The initial deposit is used to purchase perpetual licenses for titles with the highest usage.
BoDBooks on DemandThis user driven plan is mediated by the Access and Resource Sharing Department. Patrons submit requests through the ILLiad platform.

Harrassowitz Print DDA


Discoverable print records are loaded into our library catalog (Primo) for a tailored collection covering musical scores, books on music, and European Studies titles. Patrons submit a purchase request from an embedded form. The titles are ordered from the vendor’s website, and rush processed upon arrival, and the patron is notified.

Casalini E-book DDA


Content for this plan consists of Spanish and Italian Language & Literature titles, in addition to Spanish History academic publications.

Taylor & Francis E-book EBA

A STEM focused plan in two parts with unlimited-user access. One part is an Engineering (ENGnetBASE) specific plan covering publications from all publication dates. The other part, covering non-Engineering (CRCnetBase) STEM titles published within the previous three years. At the end of an EBA cycle, purchases are made in bulk for the most used titles based on a minimum spend limit set by T&F.

Cambridge E-book EBA


This Humanities and Social Science focused plan is based on the EBA model. Content is accessible to UF patrons with unlimited-user access. At the end of an EBA cycle, purchases are made in bulk for the most used titles based on a minimum spend limit set by the Cambridge.

Books on Demand


Encouraged by the content and speed of acquisitions, an annual fund was created in 2007 and the program is still going strong. Currently Books on Demand is coordinated by a team of employees from both Access and Resource Sharing and Acquisitions Departments.

Course Reserves


Course Reserves materials include print books, textbooks, e-books, journal articles, slide decks, DVDs, streaming videos, and more. Materials are placed on reserve at the request of the instructor, and all reserve items must comply with copyright law and e-resource licensing. New material purchases are coordinated by a team of employees from both Access and Resource Sharing and Acquisitions departments.