; and (2) use, as appropriate, the digital development and acquisition expertise of the General Services Administration. (j) Reports (1) Software development activity commencement (A) In general Not later than 30 days before the commencement of a software development activity under subsection (a), the Secretary shall submit to the congressional defense committees a report on the pilot activity. (B) Elements The report on a pilot activity under this paragraph shall set forth a description of the pilot activity, including the following information: (i) The purpose of the pilot activity. (ii) The duration of the pilot activity. (iii) The efficiencies and benefits anticipated to accrue to the Government under the pilot program. (2) Software development activity completion (A) In general Not later than 60 days after the completion of a pilot activity, the Secretary shall submit to the congressional defense committees a report on the pilot activity. (B) Elements The report on a pilot activity under this paragraph shall include the following elements: (i) A description of results of the pilot activity. (ii) Such recommendations for legislative or administrative action as the Secretary considers appropriate in light of the pilot activity. (k) Agile acquisition defined In this section, the term agile acquisition — (1) means acquisition pursuant to a methodology for delivering multiple, rapid, incremental capabilities to the user for operational use, evaluation, and feedback; and (2) involves— (A) the incremental development and fielding of capabilities, commonly called “spirals”, “spins”, or “sprints”, which can be measured in a few weeks or months