Hi Ben Ben,
You ask me advice, yes I have so much experience especially in the field of selfstudy. But it is changeable to your level and need. First find a trusty source for follow up, analyze your need, learn how to teach to yourself by searching in among good sites target should be little to realize.Creat full of english atmosphere around you,make practice every single day. I believe in grammar rules but it is debated in some environments. If you have any further question, please don't hesitate to ask me or anyone via private message or the other way.