1.Dear Mr. Li,Your firm has been recommended 1 to us by the Dickson Electrics Company, with whom we have done business for many years.We are interested in your Electric Typewriters for use in offices and shall be glad if you will send us a copy of your illustrated catalogue 2 and current price list.Yours sincerely,Susan BlockManagerA ReplyDear Ms Block,We welcome you for your enquiry of Fed. 1 and thank you for your interest in our commodities. We are enclosin