Dear [Teacher's name];
As part of course requirement for [the name of the course], I am asking permission to conduct a brief observation during one of your classes. I would like to conduct an interview with [you, a student] following the observation. The interview would take place at the [your, a student] convenience once he or she has given me informed consent. The results of this will be used to help me complete my final course project. The main goal of this observation and interview is to hel..