You can add the @scorevolunteer.org email as a secondary email. Adding a secondary email does not change your current personal email password, however it will allow switching between email gmail accounts as needed.
If you see this error message:
To switch/add a secondary account:
Click Add account
Sign in using your @scorevolunteer.org address and password (doesn’t end in @gmail.com)
Then, log in with the following info below to switch to your SCORE Email account.
Password: your @scorevolunteer.org password
As an option, you can also set up your SCORE Email in your computer, phone or tablet using these guides
Other @scorevolunteer.org guides are available at https://help.score.org/hc/en-us/sections/115003322028-Scorevolunteer-org-Email-Accounts