Just as the phrase 'look before you leap' suggests, he prepared everything in advance.

I check my electronic mail every day.

My mailbox is full of spam.

I contacted him by electronic mail.

Please check my voice mail.

I sent the documents by mail.

I hate receiving chain mail.

We have a contact form on our website, so please feel free to contact us if you have any questions.

I look forward to this email newsletter every week.

May I give you my e-mail address?