The Priority Method evolved from theories from first and second language acquisition and child language development. Along with error analysis theories, technical advances in equipment have allowed the Priority Method to offer a complete language diagnostic, analysis and training format. Its significant variation from all previous SLA pedagogy is that it concentrates on areas of weakness, prioritizing common areas of transitional errors from L1 to L2, that commonly occur in the phonetic production and delivery of the ESL student, and focuses on the key areas that have significant sociolinguistic and linguistic effects on the ESL student. Why prioritize errors over other aspects of second language learning? Because errors are the significant areas where the student's self confidence and progress come into play. Because negative aspects in any or all of the above will impede and/or stigmatize the ESL student and can be a major factor in having the student quit. Many errors are common...