With growing SMS success, comes greater volumes and a greater total spend for SMS overall. You may also receive an increasing number of complaints from customers who did not receive that time-sensitive 2FA message they were expecting.
Do you know why this is happening and what to do about it? Most likely, you have one (or more) SMS suppliers that you trust to do this job for you. But how do you know if they’re doing a good or bad job? And how do you know if you’re paying a fair price for the messages?