I can help you learn basic english for daily use

For beginners i use the basic sign language and phonetics along with alphabetics to let them learn basic sentences and communication and to help them make small sentences which will help them in their day to day life.
For intermediate learners who know basic alphabets and can read and write i will just help them learn basic grammar and punctuation rules, in addition to that these learners need to develop more complex understanding of the language to strengthen their comprehension, speaking, reading and listening.
For expert learners a lot more work needs to be done to make them perfect in English which includes perfect grammar, lexical resource, reading a comprehension, creating more complex sentences for both wrtten and spoken modules. Also, expert learners will learn how to speak adequately and precisely using the maximum lexical resource to make their language skills to expert level.