How do I review what information I entered while filing to ensure I didn't mess up?

You can review the Federal 1040 and your state tax return in TurboTax Online by following these directions. 

• Down the left side of the screen, click on Tax Tools.
• Click on Tools.
• Under Other helpful links, click on View Tax Summary.
• Down the left side of the screen, click on State Tax Summary to see the actual tax return that you prepared.
• Down the left side of the screen, click on Preview My 1040 to see the actual tax return that you prepared.
• Down the left side of the screen, click Back to return. 

You can print or view your full tax returns prior to filing after you have paid for the software.