Let’s take an example that, in which case you can take the advantage of bulk SMS service Schedule option-

For Reminder- Scheduling can be done when you need to send a reminder message the day before an appointment, meeting or event. As you know reminder messages are highly sent by companies, enterprise and local vendors so aren’t it is a great way for them to send text SMS.
For Notification- If you want to convey any information like bank dues, fees reminder date and more on a certain time, then this feature is perfect for you. You can just simply type your message and make it schedule on time and date which you prefer to get delivered to customers mobile phones.