A:AnswerYes. According to Intuit, you can prepare as many returns as you want with TurboTax, but you are only allowed to e-file five.
https://ttlc.intuit.com/questions/1901306-how-many-times-can-i-e-file-using-the-turbotax-cd-or-download
A:AnswerYes, get both the electronic option for filiing - Excellent if you're in a hurry or late. And, the mail in option. I've used both depending on the situation