Payback Period 2 topics · 2 sources ScienceEnergyThe amount of time required before the savings resulting from your system equal the system cost.US DOE Office of Energy Efficiency & Renewable Energy — Glossary of Energy-Related Terms retrieved 2014-05-26 Cite TechnologyRecords Managementlength of time required to recover the cost of an investment (e.g., purchase of hardware or software)ARMA — Glossary of Records and Information Management Terms, 3rd Edition Cite