Try not to make any mistakes.... if you're not comfortable with that approach, you might try 

https://proconnect.intuit.com/community/individual/help/tax-protection-plus-audit-assistance-id-the...

I'm not really afraid of audits    I'd rather invest the money in an E&O insurance policy. They tend to cover more sins.

EDIT:   Sometimes the link works.... sometimes it doesn't  here's what you're probably looking for. 

• Intuit Accountants Community

First draw a large S on your forehead.

Professional liability insurance is the way to go.