Google Adsense is the very effective way to make money
legally by posting.
Here are some ways which increase your earning through your
blog which are as follows:-
1. 2-3 posts every
day that should be up to 250 - 270 words per post.
2. Find Relevant
& expensive ads.
3. Share your site on social networks like Facebook, Hi5, Plus, Indyarocks, Orkut, Friendster, Ibibo,
etc...
4. Join these types
of blog directories like Bloggernity, Blogtoplist, Blog Directory, etc.
5. Submit blog to
directories.
6. Install blog for
social bookmark like Twitter, Facebook, Google Plus, Delicious.
7. Increase
Subscribers with Feed burner
8. Increase your
Alexa rank.
9. Increase CTR, CPM.
10. Use wordtraker or
google keywords to find out Competitive key words, phrase.
11. Set colors and layouts of your block ads which matches your
contents.
12. submit your website to all search engines you know
If you perform all these step you will definitely find your
adsense earning increased.