If you are breaking the law, it is better when someone other than the IRS finds out first.
If you receive a ‘certified’ message in a bottle with an audit notice, be sure to have the most complete records and do not forget those receipts before the IRS boards your vessel for inspection.
Many people remember to include miles to their clients or vendors. However, what about those trips to the office supply store, bank, post office? These miles add up. Do not forget the miles!