Notification
noun, verbal noun
When you sponsor an announcement, you're allowing those you're sponsoring to create some kind of notification for all those they want to get in contact with.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
サラ金から、借金の返済を求める催告状が何度も何度も届いています。
A consumer credit company has been sending me notification letters over and over, demanding that I pay back my debt.