Dear Sirs, For the past eight years I have been a statistician(统计员)in the Research Unit of Baron& Smallwood Ltd. I am now looking for a change of employment which would broaden my experience. A large and well-known organization such as yours might be able to use my services I am 31 years old and in excellent health. I majored in advertising at London Universit and I am particularly interested in work involving statistics(统计). Although I have had no experience in market research, I am familiar with the methods used for recording buying habits and trends. I hope that you will invite me for an interview．I could then give you further information. I am looking forward to hearing from you soon． Yours faithfully, Mike Smith What’s the purpose of the writer in sending this letter To be invited for __________________ .