You can't. That's why its a password
Everyone's gmail account password is different !
You can use a Gmail's alternative Gmail to retrieve password. The password can be reset via this email account. This is the reason why you need an alternate account.
That is his private information, not for you to know.
Hacking any account is not legal according to Gmail. If you know the password, you can open it. Forcing someone else's account is a crime.
You don't need to know any password except your own. To know the account names, contact your friends.
Go to trash and select the messages you want back. Then click "Move to" (the little file folder icon). You can now move the message back to wherever you want it! Note: If the message has been in the Trash box for more than thirty days, it will be automatically deleted.
The frequent flyer number in Gmail is a password hint question. It is a question that only the account user would know. If the account holder is trying to access their Gmail account and did not set up this user hint then the account may have been compromised.
dsghdb
You can know the changed password on Gmail. There is a notification that the password has changed. However you cannot see the changed password.
No, you cannot know any person's Gmail password. It is because it is a private property of the person. The person should be aware that it is not public key i.e. the password.
Click "Forgot Password" on the login screen and follow the security steps.
Gmail account has only one link to it. It cannot be linked to other profiles. A Gmail account is individual on it's own.