a) excellent english ( we don't waste time, your english must be superb ).
b) casino expert. ( have you written a casino review ? have you written a promotion article ? have you written casino newsletter ? and casino news ? ).
You should write 1 casino news every day.
You do the bid for 30 casino news ( 375 words + image + keyowrds + 3 submission in different social bookmark ).
If you are good, you could have other work.