Dictionary / Vocabulary / 回覧板
かいらんばん
circular notice (esp. in binder form; passed around households within a neighbourhood association, etc.)
回覧板を見たらすぐに回してください。
As soon as you're finished looking at the "kairanban," please give it to the next person.
ポストに回覧板入れといたよ。
I put the circular in the post.