Immediately after sending your communication, you have the possibility to follow the major KPIs in real time (deliverability rate, opening rate, click rate, …).
As the person responsible for your communication, it is your responsibility to ensure that the volumes of mailings are consistent, that your emails and sms are well delivered and that your customers interact with your communications as desired and take actions if you see some problems and improvement possibilities.
Example :
This will allow you to adjust your communication strategy (Targeting / Content …), your content to ensure that the objective of your communications is met.
Keep in mind that this remains a customer solicitation, and if it does not create value, then it is better to leave the place to others.
You can access direclty more precise KPI in Salesfoce, you have to select the Business Unit corresponding to your country first.
For a general Report about all the SMS triggers of one country