Wy metro site for bus times are suddenly coming up 403 forbidden

That won’t be Smarty, or any mobile provider. 

That’s down to whatever bus company you are using. See here :

https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/403 

Brianwa_2625272 We are forum members like you. We have no idea what Metro site you are talking about and we don't know where you are either - there seem to be a number of them.

Why is it necessarily anything to do with Smarty service? If you have evidence that it is,this query is probably best addressed to Smarty Support team via web chat.