BogglesWorldESL.com : Lanternfish : Business Telephone Roleplay. Offers role-playing exercises to practice business-telephone English for taking and leaving messages with a secretary.
EnglishSkills.com : Rescheduling an appointment with audio. Everyday American English. Useful expressions, dialogs, « do's and don'ts ». Multimedia on-line.Real-life work-related spoken English for professionals ready to succeed.