IMPORTANT: you may use this invitation system to send emails ONLY to people who know of you personally.

重要∶你可以使用这个邀请系统发电子邮件给认识你的人们。

youdao

The mass-sending system of the "mobile video invitation" is much more user-friendly. The images are of high quality as well.

以前韩国的一些手机爱好者也曾将手机视频制作成请帖发给熟人，但画面质量较差，还要查找每个人号码一条一条发送，而利用“手机请帖”发送系统，制作的请帖效果好又可群发。

youdao

Features: Cool graphics, Ranking system, Chat, Stats, Buddy invitation and much more!

特点：酷的图形，排名系统，聊天室，统计，好友邀请和更！

youdao

Every incentive in the system is an invitation to go the way McAllen has gone.

NEWYORKER: The Cost Conundrum