I keep getting this message for each email address.

[egbradleyz]

Please tell me what this means:

[02] 5/5 17:02:08 550 5.7.1 <[email protected]>... Relaying denied: You must check for new mail before sending mail. [216.85.21.94]

thank you.

 

[stanbusk]

That means you have to activate the POP authentication. It is explained here: POP and ESMTP Authentications.