IT professionals can leverage this deck to explain that SaaS (Software as a Service) is a cloud-based subscription model where a third-party vendor hosts and maintains the software while providing users immediate access with lower upfront costs. In contrast, COTS (Commercial Off-the-Shelf) offers ready-to-use software products that can be leased, purchased, and installed on a local device with a significant upfront investment. You can also use this set to exhibit the comparison based on technical implications, integration challenges, resource requirements, and more.