Bills: Keep canceled checks for one year for all large purchases.
Paycheck stubs: Keep until you receive the end of the year statement.
Brokerage Statements: Keep until you sell the securities.
IRA Contributions: Keep these permanently.
Bank Records: Permanently if related to taxes, home improvements and mortgage payments; otherwise a year.
House/Condo Records: Permanently.
Credit Card Receipts: Keep until you reconcile with your statements, then keep statements for seven years.