Try out Facebook ads for your business. Regular posting can only go so far when it comes to promotions of goods and/or services. To get real reach into your channel, you should purchase Facebook ads. They cost very little and can pack quite a big impact.
Always post an answer to any negative feedback on your facebook page that is negative. Ignoring it is unprofessional and sends a message that you only care about people who like you.When handled properly, fans will gain respect for you.
Run some competitions from time to time to get a contest or competition every now and then with the goal of "Likes" on your page. You can offer discounts or something free to a winner after you reach your goal of likes is met. This will gain you more subscribers and help grow your current subscribers a chance to win a prize to review.
Answer all questions and respond to comments quickly. Thank them for contacting you, and follow it up with an answer to whatever they have asked you. Share links to your business's site or FAQs page to help answer common questions.
Be sure you give your brand. If you are boring they will associate that with your brand. Facebook. Show off a bit, but try to make sure you are always professional.
Do you have your own store? Utilize Facebook's check-in functions that Facebook offers. Let your customers update their own Facebook statuses by checking into the store as well. This can help reach friends since they'll be able to see where they were checked in.