well, My facebook page only have 8 likes. So poor You can invite you facebook friend to like you page, I think.
Getting many like sif the followers is not really interested in your product is useless. You should find a followers that is interested in your product or your website.
Update regularly & frequently on your page regarding ur product & service. Add relevant communities to your page to get mutually interested users.
you can try youlikehits dot com to get page like free .. Already I've used it for my fan page to increase page like. So I hope it'll help you out.
Dear friend you can buy facebook likes from different site but their are many site from where people can increase facebook likes for free.