I would like to begin my taxes so I can determine what I can setup for income now that I am retired. How can I do that?

The TurboTax desktop editions for tax year 2017 will not be available until mid-November.  Go to this website to pre-order one of the desktop editions - https://turbotax.intuit.com/personal-taxes/cd-download/

The TurboTax online editions for tax year 2017 will not be available until sometime in December.  Go to this website for the 2017 online editions - https://turbotax.intuit.com/personal-taxes/online/

Use this TurboTax calculator to get estimates of a tax refund or taxes owed - https://turbotax.intuit.com/tax-tools/calculators/taxcaster/

and keep in  mind that Congress has proposed Federal tax law changes.