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.
WHAT TO KEEP. The most important documents to hang on to are your annual tax returns. You should keep the actual returns forever, but you can get rid of the supporting documents after three years. That's how long the IRS has to initiate an audit.Once the time elapses, toss the records -- and shred any that reveal your Social Security number or other personal information.nother reason to keep these papers: If you sell your house at a hefty profit (more than $500,000 for couples filing a joint return or $250,000 for single filers), certain expenses can be used to lower your tax bill. After you sell the house, keep the documents for three years.