Does the dentist participate in your dental health plan? What is the dentist's office policy on missed appointments? If visiting a dentist's office: Does the office appear to be clean, neat, and orderly? Do all surfaces and equipment in the treatment room appear clean? Is the dental staff helpful and willing to answer your questions?
1 Cancelled checks: Keep for one year in most cases. 2  Discard checks,check registers, check statements and credit-card statements after a year. 3  However,keep checks and credit-card statements needed to support tax filings seven years. 4  Loan-discharge notices: Keep forever in a safe-deposit box.
AndreyPopov/iStock/Getty Images. The U.S. Department of the Treasury issues checks authorized by federal agencies for payment of benefits or, in the case of the Internal Revenue Service, tax refunds. Treasury checks expire one year after the date of issue. Banks will not accept the expired check for cashing or deposit.