Link delivery cycles with contribution levels and check which ones most often correspond. Expected: System = Daily/Weekly User = Weekly/Monthly, or in case of issues Daily Customer = Monthly/quarterly Market = Quarterly/Annually Option 1: Daily Weekly Monthly (i.e. 4 weeks) Quarterly (i.e. 3 months (of 4 weeks) and 1 week) Yearly (i.e. 4 quarters) Option 2: Daily Weekly Monthly (i.e. 4 weeks) Yearly (i.e. 13 months) System level operates at weekly cycle, i.e. max weekly security patches, improvements of non-functionals, fixes for cosmetics and minor issues. Major and critical issues are fixed a.s.a.p. User level operates at monthly cycle, i.e. max monthly new functionality is released. Customer level operates at annual cycle, i.e. every year ....