1) Get your friends or followers to like, comment and share your post- Ask your friends for liking, comments or share. Another way is post something more attractive, effective that your friends or followers like and share it.
2) Avoid angry or negative language- When promotion a page, never use misuse words, negative language or become angry on facebook.
3) Include multiple images in your post- We think which post has multiple Images or life event pictures, wedding pictures are most effective and it will like your pages faster. Everyone love these types of pictures. you can also share any video for attractive people on facebook.
4) Time on post, When mostly users are active (8 a.m. and 9 p.m)- If you want traffic or incrasing likes on your page, then the best trip is that post your images, status etc on right time or when mostly people are active.
5) Join Groups related your post- If you have a small business or any product/website then join more group related your post. The best benefit is that more people know about your page/business etc.
6) Magic of Shorten Link- You can use shorten link for promoting your page. Go to bitly.com and shor your page url, then share it twitter, Linked and many more socila networking sites. the best benefit is that traffic will come from many source to your facebook page.