If you're attempting to sign in to a shared Google account and are being prompted for Two-Factor Authentication (also known as 2fA, 2-step, etc), follow the below steps to retrieve your code!
When signing in you will see the following box. Leave this tab/window open and switch to a fresh one.
Head over to CN Central (thecncentral.com) and sign in with your username and password
From the drop down on the next page, click the drop-down arrow and scroll to/type in "Treehouse Marketing Group" and click "Select"
From the side menu, select "Treehouse" and then select "Widgets"
Select "Quick Contact"
Select the new message at the bottom left of the "Messages" interface.
Your code (or the one most recently generated) will be shown and new entries are at the bottom of the list. All codes are timestamped for good measure.
***If you have continued issues or if you cannot access the Quick Contact tool, please reach out to IT by emailing the Helpdesk at helpdesk@contractornation.com ***