"send out a reminder" is correct usage in written English.
You can use this phrase whenever you are reminding someone of something that they should do or something that they need to remember. For example, "I sent out a reminder to the staff to submit their quarterly reports by the end of this week."
Ms Lurum will send out a reminder to committee members and the student two days before the scheduled exam.
We just wanted to send out a reminder that our theme for the night is AmeriKA.
Just make sure to seek the organization's volunteer coordinator's blessing, advise them about the number of people on board, and send out a reminder before the big day!
If necessary, the IGP will send out a reminder to participants after 2 weeks.
Sometimes, if you buy an item, and forget to review it, Amazon will send out a reminder email to review the item.
About 2 days before the party send out a reminder to people, it can just be small like a Facebook message but you would be surprised how people can forget about events.
The Duke of York might also be sending out a reminder to his elder brother that his side of the family can still play a role in royal pomp and circumstance.
"Without sending out a reminder it seemed inappropriate or unfair to apply the policy when it was not applied in the past," he said.
In January this year, the four chief medical officers (for England, Scotland, Wales and Northern Ireland) sent out a reminder to all GPs and other health professionals that vulnerable groups need vitamin D supplements.
Tennis sent out a reminder that it is worth paying attention to one more time at the coming United States Open, that bulletin coming in the form of an upset by Sloane Stephens over one of the sport's reigning divas, Maria Sharapova, in the Western & Southern Open.
Fifa confirmed that it sent out a reminder email before the closure of the ballot.
