Completing your income tax return carefully and accurately is the straightforward way to avoid an audit. Particularly, make absolutely sure you double-check your arithmetic and filled out the correct forms. If you actually think a tax deduction or credit you are claiming looks high, you may want to think considering attaching an explanation because the IRS flags things that seem suspicious. To see what makes you a focus or target for an IRS audit read Tax Audits: Triggers and Tips.