It directly solves your problem does it not? You now have a number that can receive texts... I don't understand your confusion.
I'm specifically asking you why do you have a landline? The "problem" is solved by not having one.
>to have non-mobile numbers auto return a message that it cannot receive text messages
I've seen these errors when I've mistakenly sent an sms to a landline. This already exists, maybe just for some carriers though.
It directly solves your problem does it not? You now have a number that can receive texts... I don't understand your confusion.
I'm specifically asking you why do you have a landline? The "problem" is solved by not having one.
>to have non-mobile numbers auto return a message that it cannot receive text messages
I've seen these errors when I've mistakenly sent an sms to a landline. This already exists, maybe just for some carriers though.