听力原文：M: When we meet potential customers on a face-to-face basis, we always ask for pe

rmission to email them information about our services. Before writing an email, I always think about why I'm sending it; what I want to say and what reaction I want. Before clicking send button, I always review the email and try to put myself in the shoes of the customer——if I feel uncomfortable, I rewrite it or don't send it.

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