It is very easy to log on to your Gmail account once you remember your username and password. First you go to www.gmail.com or mail.google.com, enter your username and password and click Sign in to get in to your Gmail account. After you sign in to the Gmail account user can find many products on its account page. You must make sure that you have entered correct username and Gmail password to avoid errors and to get in to your Gmail account properly. If you enter a wrong username or password, error will be shown and you will need to retrieve the Gmail account.