Using SmarterMail, this is very irritating when your important emails start landing in Junk folder. This is how you can Prevent Emails From Going Into Junk Folder In Smarter Mail
Go to SmarterMail Login (mail.yourdomain)[example: mail.meet-expert.org].
Login to SmarterMail using “postmaster” account.
Email = postmaster@yourdomain
Password = Your hosting account password
After logging in, Go to “Settings”.
Expand “Domain Settings”.
Under Domain Settings, Go to “Filtering-> Spam Filtering”.
Select “Override spam settings for this domain”.
You’ll receive all emails to your inbox now.