Ultimate Blog Marketing

Can it ever be a primary a source of Income?

Will a page I created by Google bring in money? Or do I need to create my own web page? I would like answers from own experience please.

Any other sites I can use to write blogs and make money?

And which are most effective? Thanks for your response.

Please answere for replated topics only, i am fredup with my adsense program it is not giving me more by Google Adsense. Please suggest me alternet ways