Handling folks by their labels make the concept private. They will feel like the message was only written for them-even if you send the message to a thousand people. Nobody loves to be mistaken for someone else, so if you don’t know someone’s name, don’t skip the long, arduous task of getting their names. Scratch the outer lining, look for their social user profiles. You can start by working the company’s brand around the webs to understand who goes what. After, you should check the user profiles on LinkedIn, Youtube, or Facebook or myspace. Find a way to salute the receiver appropriately. They will be pleased to have interaction with the meaning.