If it shows Ready to mail, "Ready to mail" means that you did not e-file and that your tax return is waiting for you to print, sign and mail it yourself. ... TurboTax does not mail your return for you.
If it does state ready to mail, you can choose to switch to e-file.
To change from mail to e-file a return:
In TurboTax Online, sign into your account.
Scroll to "your tax returns & document". select "Add a State" (dont worry, a state will not be added and you wont be charged)
Select File in the left menu.
On the Just one more step screen, follow steps 1 and 2 if you haven't already.
Select the Start button to the right of Step 3.
On the Let's get ready to e-file screen, select I want to e-file.
Follow the instructions to e-file your return.
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**