The firm of Wilson and Wiener $($WW$),$ CPAs, has had requests from a number of clients and prospective clients to perform various types of services. Please reply as to whether the appropriate independence rules $($AICPA and$/$or PCAOB$)$ allow the following engagements: $($If both AICPA and PCAOB rules apply and one of them does not allow the services, answer Not Allowable.$)$