you can't you boiled bean
Export contact from Yahoo in CSV file format and upload at Gmail.
User can send a mail from Gmail account to other ones. Hotmail and Yahoo are examples of those. Gmail provides cross server mailing too.
GMAIL or Yahoo mail.
This varies by the operating system used to run the mail server. In Linux, typically there are separate service daemons (servers) for each protocol. A popular SMTP server for receiving mail (from local users to go out, or from other domains coming in) is Postfix. A popular POP3/IMAP server is Dovecot. But if you ask different people you may get different answers based on their unique setup.
Gmail is much better than yahoo mail. The primary reason being it's popularity. There are also more updates in Gmail as compared to yahoo.
You can switch from Yahoo account to Gmail account easily. The account can be created on Gmail account. You can export all the data from yahoo account as well.
you can mail
no, they sadly don't, but yahoo mail does!!
I say Gmail but this should be a discussion with others 2.............think about it.
You cannot have a copy on your mail server of Gmail. It is because Gmail has their own servers. They do not let any other servers interact with them.
Yahoo has very few features in comparison to GMAIL.
Gmail Yahoo and Hotmail are mail servers. They can be used to send and receive mails. Outlook uses these mail servers to sync at one place.