As with an email address you use for business, a Skype account with a moniker like hotpants33 or partyanimal2011 is a dumb idea.

与你所使用的商务电子邮件地址一样，如果你用hotpants33或者partyanimal2011这样的名字作为Skype的账号，那绝对不是个好主意。

youdao

I need to open a local bank account. I contacted by email a bank which had business with our company. The working staff there asked me a few questions.

当时因为需要办个当地的银行账户，我通过邮件联系了一家跟我们公司有业务关系的当地银行，银行的工作人员回邮件问了我几个问题。

youdao

On April 17, Justice admitted that Mr. Perez had used his verizon.net account for official business 34 times but explained he had forwarded or copied "the vast majority" of such communications to his government email account.

WSJ: Review & Outlook: The Perez Stonewall