Make sure your iOS is up to date before setting up email on the iPhone.  If you have an older device that cannot update to the newest iOS version you may need to use something called an App password.  Please see document titled “Creating and Using App Passwords-Office 365” for instructions on how to set that up.

1. Go to settings
2. Scroll down to Mail
3. Choose Account
4. Choose Add Account
5. For account type choose Microsoft Exchange
6. Enter work email and name it Work/BHHS in the Description, then hit Next

1. On the window that comes up choose “Sign In”

1. If prompted choose work or school account

1. Enter in your password and hit sign in
2. You will be prompted to enter the text code sent to you enter that in.
3. You can then choose what you want to sync to your phone and hit save.

The account should be added you can now access email through the mail icon the phone.