English Unlimited offers the wonderful opportunity of teaching English in the Heart of Mexico. Aside from teaching, you will also be learning! English Unlimited constantly seeks qualified and certified English teachers to come and teach English as a Second Language (ESL), English as a Foreign Language (EFL); preferably experienced, to teach in San Luis Potosi in Mexico. You will be teaching English using our set text and material. Your own ideas and materials are also welcome as we continuously strive to improve and offer the best instruction possible.