//NOTE: Reminder ID is discarded and re-set here
public void AddReminder(Reminder reminder)
{
reminder.ReminderNumber = Reminders.Any() ? Reminders.Max(x => x.ReminderNumber) + 1 : 1;
Reminders.Add(reminder);
Database.Store(reminder, Reminder.DocumentName(reminder.GuildId, reminder.ReminderNumber));
}