Face book had added the ability for users to use hashtags to their posts. John Loomer has written the following advice on how to use them properly:
Facebook users have the ability to add a hashtag to posts as a way to aggregate conversations around a single topic. Anyone who has used Twitter is familiar with this. Everyone else will need to get up to speed.
Like it or not, Facebook appears to be here to stay and can be a powerful marketing tool for business. I am getting more and more clients coming to me asking how to set up their Facebook page properly for their business and how to use it effectively. Part of making your page work is by getting a following and communicating with them effectively.
I found an article by Mari Smith called 21 Creative Ways to Increase Your Facebook Fanbase which has some very valid points... here is an excerpt.