The difficulty of auditing someone is totally dependent on the complexity of their tax return. If someone just adds up the numbers wrong and pays the wrong amou

The difficulty of auditing someone is totally dependent on the complexity of their tax return. If someone just adds up the numbers wrong and pays the wrong amount of tax, how hard is that to catch? Whereas if someone reports thousands of different stock transactions over a five-year period, and those don’t quite add up, that could easily be a more expensive audit than a thousand automated ones.