How To: Send Free Messages Directly into Facebook Inbox to Any Non-Friend Profile/User

Currently, Facebook security and privacy settings only allow those users to Send Private Messages Directly into Facebook Inbox who are Friends of Each Other�s and no other person is allow to send private messages to any non-friend or unknown profiles inbox, if any Facebook profile has set their profile security and privacy settings with the filtration to "Strict" than Facebook Message Button won't appeared into his/her profile because with the setting of "Strict Filtering" for messages into Facebook Profiles, No Non-Friend or Unknown Facebook User is allowed to see the Message Button on any Facebook Profile and also he doesn't allowed to send private messages to any Facebook profile but What if i tell you that there's a security loophole in Facebook which allow Facebook users to Send Free Private Messages Directly into Facebook Inbox to Any Non-Friend or Unknown Profile/Users and also it doesn't required Message button to be appeared on any Facebook profile.