You use your corporate email ID (Gmail, Yahoo etc not allowed).

你要使用自己公司的email ID (Gmail, Yahoo都不能注册)。

youdao

So there are too many Q&A sites, such as Yahoo Answers, Live.com Q&A, Yedda, Answerbag, Askville, etc..

现在有相当多问答式网站，如雅虎答案，live.com 问答，Yedda， Answerbag，Askville 等。

youdao

Yahoo is a content oriented, entertainment brand with some utility via email, photos, etc.

雅虎是一个内容型的娱乐品牌，但也提供邮件和照片等实用性功能。

youdao

After 180 days, email stored with a third party (Gmail, Yahoo, Hotmail, etc.) is no longer private, in that law enforcement does not require a warrant to get access to it.

FORBES: Industry Will Benefit From Clearer Electronic Communications Privacy Law

The first task the website will perform is to search through your contacts in Yahoo, MSN Hotmail and Gmail etc for people who are already registered with Twitter.

BBC: Wetpaintpleasetouch.com website

Yahoo should take mail, groups, etc. and do something with that technically.

FORBES: VC Reid Hoffman: Yahoo Can Be Saved