Login to the mobile app, and click on the top left teamstuff icon. This gives you the navigation bar. Scroll to the bottom and click on settings. Within the settings you'll find the Login Details - you can update your email here and save. Note : like always - we need you to verify the new email, so you'll get an email with a verification link.
You can change your email address in the Account Settings area of the website. You need to log in to Teamstuff.com, click on Account Settings (top right), then you will see Login Details as the top area. When you expand that area you will see your email address and an Edit link to the right. Note : like always - we need you to verify the new email, so you'll get an email with a verification link.
Last Step: Verify Your Email
Simply click the link and update your email address and Save. You will have to verify your new email address, so make sure you click the email you receive otherwise some functions of the service will be suspended until your account is verified.