Project Managers have the ability to customize how often and when the daily/weekly emails are sent to their team members.
To learn more about the types of emails that are sent in the app see this article here.
With a project selected and in context, go to Settings (gear icon) > Preferences
From the Project preferences, you not only have the ability to configure if and when emails are sent to your trades, but you can also change your Time Zone setting for the project:
Changes are applied immediately and require no confirmation.