Density is defined as how thick or thin you want your hair to be. The standard and most popular choice is 130% which is Medium Density. You can see examples of the density - Click Here.
Google's Gmail Web-based email service runs on the Internet Message Access Protocol system, but it also offers Post Office Protocol mail server access.
1. SMTP-outgoing mail (port 25) 2. post office protocol (POP)- incoming mail (port 110) 3. Internet Message Access Protocol (IMAP)- alternative to Pop-email remains on email server (port 143) 4. SMTP relay-smtp servers can forward email sent from an email client to a remote domain. 5.