TurboTax provides detailed instructions to guide you through the income tax filing process - no prior tax knowledge required. The 100% Accurate Calculation Guarantee assures you that your income tax returns are accurate when you file through TurboTax.

However, if your tax situation requires you to speak with an expert for tax related questions, or to request a review of your income tax return, you may benefit from TurboTax Live and Expert Services by TurboTax Live  (additional fees may apply).

For more information on these services, you may refer to the FAQ: What is TurboTax Live? What is Expert Services?

https://ttlc.intuit.com/replies/6071042

You may also find information on the accurate calculation guarantee in the FAQ: What is the TurboTax 100% Accurate Calculation Guarantee? 

https://ttlc.intuit.com/replies/4202723