Abstract: This study investigates the need for the use of mobile communication instructional strategy in the teaching of essay writing skills in the senior secondary schools. It also investigates language teachers perception on the use of mobile phones in teaching writing skills. Descriptive survey method was used to elicit information from 100 language teachers in secondary schools in Nigeria. The study attempts to find out if mobile phones Global System for Mobile Communication (GSM) will enhance students writing skills in essay writing with special references to expression, content generation, organisation, tense and punctuation. The findings of the study show that GSM offers opportunity for the teaching of writing skills specifically essay writing. The respondents accept that the use of mobile phones (GSM) will enhance students’ ability to generate main ideas and organise the ideas. It will also enable the teachers’ to identify and correct errors committed by students in tenses and give spontaneous feedback to the students. As a result of this study, it was recommended among other findings that language teacher can use GSM to teach writing skills in secondary schools especially when employing individualized and programmed instructional strategy.