apakah menulis email adalah cara efektif untuk bisnis

iya, karena menggunakan email lebih menghemat biaya, karena jika mengirim surat, gambar, foto, dll lebih mudah, murah,dan cepat ketimbang harus mengirim melalui pos

Answer:
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In my opinion, it's true. Because with email will be more polite, simple, Low cost ,formal, and wide range to send electronic messages in the form of supply or demand for goods and services from a person / company residing inside and outside the country.

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