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.
Length of time to keep, and why: Taxes Returns Canceled checks/receipts (alimony, charitable contributions, mortgage interest and retirement plan contributions) Records for tax deductions taken. Length of time to keep, and why: Seven years. The IRS has three years from your filing date to audit your return if it suspects good-faith errors. The three-year deadline also applies if you discover a mistake in your return and decide to file an amended return to claim a refund.