Keep your posts simple! Do not try to impress anyone. be yourself! Visit other blogs which might interest you, take part in conversations or simply put your two cents for others to read and follow you back to your blog.
Evernote tool by google will help you to jot down your ideas in one place as well as tasks in order.
Put advertisement but make sure that your blog visitor doesn't get irritated when ads pop up one after another like a flood.