go as far as possible,train with the team,do ranked 5v5,do some tournaments(go4lol for exemple),maybe do some LAN,get sponsored...
I'm french,I'm playing League of Legend from 1 year,I have more than 350 victories,I'm ranked in Silver II,I've been in a team for 2 month,we went in Bronze I,we did some tournaments too,I can play everyday from 20:00 to 00:00,I play as a support principaly but I can go without doing bad as an ADC or a Jungler,I can also speak and understand english and french.