You can prevent any email from going to your junkmail folder.
WebMailPRO
You can redirect messages from your junkmail folder to your Inbox by creating personal rules in your account. To do this go to:
Personal Settings > Rule Wizard
Click on the "Advanced" button
Type in a name for your rule
Click on the option: "From Field"
Click on the option: "move it to the specified folder"
Click on the word "specified"
Click on "Inbox"
Click on "OK"
Type in then sender's e-mail address in the regular expression field
Click on "Finish"