Advisory and Consulting Service
Advisory and consulting service include review of existing business processes and strategies, as well as implementations. It also includes evaluation and advice on policies, procedures, process enhancements, and any management requests for reviews of areas considered mutually critical.
Assurance service is an independent professional service, typically provided by Certified Public Accountants, with the goal of improving the information or the context of the information so that decision makers can make more informed, and presumably better decisions. Assurance services provide independent and professional opinions that reduce the information risk (risk that comes from incorrect information).