支持社区其它人加入你们发送有意义的通知或公告。

Encourage others in your community to join you by sending out informative notices.

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从国外的相关立法来看，关于行政行为生效的模式有两种，即自通知或公告之日起生效和自做出之日起生效。

From related legislation in foreign countries, there are two patterns. One is that it takes effect from the day of notice or announcement and the other is, from the day when it is done.

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如课程类型或代课教练临时发生变动，本会所将在前台就变动事项做出公告，不再以其他方式另行通知。

The announcement will be only showed at the register desk if any course or coach is changed; there will be no more notice in other ways.

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