1. Do not make your site for earning only.
2. Always make some topic for social works just like social awareness about AIDS, CANCER etc.
3. Do not make your Blog with copy-paste article because you can't make your reader happy with this.
4. Take suggestion from best bloggers and use your creativity with it.
5. Do not use foul comment on different blogs for backlink only.
6. Share your good ideas with others and help your friends.
7. Show and share the real online earning ways to your friend or do not tell anything to him but keep in mind that Do not tell a lie.I got these points from my own experience. Hope it would be helpful for your bloging life also. May allah help everyone to make a successfull life.Take care everybody. You find more details in bangla here