The phrase "attendance reminder" is correct and usable in written English.
It can be used when notifying someone about an upcoming event or meeting that requires their presence.
Example: "This is a friendly attendance reminder for the team meeting scheduled for tomorrow at 10 AM."
Alternatives: "presence notification" or "event reminder".
A sizable group of journalists was also in attendance, a reminder of the intense international interest surrounding Nelson Mandela's health.
Interventions used to improve attendance were letter reminders, phone reminders, short message service (SMS) reminders, and financial incentives.
REMINDER: Attendance at all of WE Launch is a prerequisite for enrollment in the EWMBA program.
That meeting, like his public Mass earlier today, which drew a fraction of the expected attendance, was a reminder that Ukraine, even 10 years after independence, is not easy terrain for the pope's message.
Winfrey's attendance was a reminder that, between her and Meghan Markle, the bride whose wedding she had come to watch, perhaps the two most famous women in the world today are of African heritage.
To promote and support attendance, patients received reminder telephone calls the day before each session and transportation to sessions as needed.
The benefits of a higher attendance with telephone reminders can thus be considered minimal.
The Cochrane review8 showed that mobile phone text messaging reminders increase attendance at healthcare appointments compared to no reminders or postal reminders.
The slinky Ford GT40 in attendance served as a reminder of Mr. Shelby's involvement in that bellwether endurance-racing program as well.
For some queer protesters, seeing the families in attendance was a painful reminder that people in suburban California share the hateful and violent beliefs of Jimenez – and that the pastor is not just a fringe extremist preaching to anonymous bigots in the dark corners of YouTube.
"You know," explained Frank Iacono, general manager of the Fishermen's Cooperative Assn., "that fish don't wait". In a time when fishermen agree that their fleet truly needs to be blessed, Sunday's attendance was a sad reminder of the story of the San Pedro fishing industry--which, having fallen upon stormy economic seas, is only now beginning to rebound.
