The IRS has definitely stepped up their audit activity- here is the data a attached for face to face audits.
|IRS Face to Face Audit Statistics- Comparison|
With the exception of high income farmers, face to face audits are at an all time high.
IRS audits should be taken very seriously and you should not represent yourself.
Remember, face to face audits are done by Revenue Agents. They do not audit your tax return, they audit the TAXPAYER. There is a very big difference.