“Audit-proofing” your return means documenting deductions so that you can prove them if you’re audited. Today’s historically low audit rates make it pay to be aggressive. But you should file your return as if you expect to be audited. That way, if it happens, you can support your deductions and walk away a winner. The IRS generally doesn’t require records in specific forms (except for travel, entertainment, automobiles, and gifts- 1). To verify expenses, you need to show wha