1 Function point analysis can be used to determine which environment/language/tool is more productive. 2  Function point analysis can provide a mechanism to track and monitor scope creep. 3  Function point counts at the end of each phase/stage of a project can be compared to the function points actually delivered.
You should keep most tax-related documents for a minimum of three years, but it's recommended that you keep them for seven years. If you've gone paperless, then your bank will generally store your statements for seven years, but check to see what your bank's policy is on maintaining its customers' records.
Report Abuse. As long as you need them. Sorry, not trying to be a wise-guy with that. Tax documents such as payroll stubs, cancelled checks for deductible items, etc. 3 years from the end of the year in which the taxes were due. Best to keep them for 5 years, however. Pay stubs (or W-2s) and possibly tax returns should be kept forever if you think you may need proof of income for Social Security purposes. Real estate documents: As long as you own the property + 3 - 5 years for tax purposes. Other receipts: As long as the warranty runs, for proof of purchase.