If you are unable to obtain a letter from the employer you may submit a notarized letter stating 1) that you worked as an interpreter, 2) how many years you have worked and 3) how many hours a week you have worked.
If you are unable to obtain a letter from the employer you may submit a notarized letter stating 1) that you worked as an interpreter, 2) how many years you have worked and 3) how many hours a week you have worked.