Few years earlier i had same question. There are many tricks. Having a facebook account is nice idea if you start your conversation in english with your country friends and also with foreign friends. Furthermore, Watching english movies and other stuffs always help me lot. And Of course there is italki and other sites to be good in english. There are more free courses are available on Web. Try it and you will find it.

By studying and reading at least half an hour per day

Pay someone lots of money to be your personal tutor!