You can send mail from gmail to other email id the same way as you do it for gmail IDs.
You need a recipient ID to send an email. If you do not have any ID, you can't send the mail. To send a mail to naver, you need his Email ID.
You need to have the email ID of the recipient. You can write all the details about using Gmail. Then you can click send to send the mail.
No Email ID is a verification for Gmail. It is used to verify if a user is a part of Gmail or not. The password and the ID form a unique combination.
You cannot know other's Gmail ID and passwords. This is the private property of the individual. The mail might contain information about the person.
You can find friends on Google Chat. Gmail is only used to mail people you know. It requires a specific Email ID.
You can create an ID by signing up. You need to follow the procedure and fill credentials. Then you can compose a mail and send it.
Yes you need an email ID for that too. However Gmail is not necessary to receive mails. You can get mails to Yahoo mail or hotmail too.
No, you cannot do that ever by any chance. Yahoo Mail can't login with Google ID. Similarly Gmail cannot log in with Yahoo ID.
You have to first set the ID of recipient. then you have to mention the subject i.e the heading. After that comes the body of the mail.
Gmail stands for Google Mail only. It is a service of mailing provided by Google corporation. It helps us sending and receiving emails.
You can create a Facebook account via Gmail. This links Gmail to connect with Facebook. The mails that you receive from Facebook are on this mail.
You dont need your domain, you can use some free services like Gmail, or Yahoo mail, so that is a way to get email ID without domain.