The purpose of the study is to explore the factors influencing the quality of English LL as a foreign language in secondary education. A questionnaire was constructed and applied to cover the main objectives of the current research. A survey method using a five-point Likert-type questionnaire was applied to collect the data from 67 teachers teaching the English language at the school level in the schools of southern Punjab, Pakistan. Collected data were entered in SPSS (Statistical Package for social science). The data was analyzed by using related statistical Testes i.e. descriptive statistics, T-test ANOVA, etc. Findings of the study support appointment of non-qualified teachers, teaching English through science teachers, lack of proper teaching aids through proper and effective English language teaching methodology, lack of proper teachers' professional training, and overcrowded classrooms. On the basis of findings, proper English teachers with appropriate use of teaching methodology to the apt size of the class is recommended.