The most fundmental way to increase your number of Likes to your Facebook Page is inviting your personal friends. The Invite Friends function provides multiple segmenting options including offering friends you interact with frequently, friends who are local to your town, or all friends.
You may find that many of your friends have not Liked your page. Don’t be offended. Your friends may not be aware you have a Facebook page and will likely be happy to support you and your business. Learn the many different ways of reaching out to your friends and build your audience.